#include<stdio.h>
int main()
{
long long a,b;
scanf("%d%d",&a,&b);
printf("%d",a*b);
return 0;
}
#include<stdio.h>
int main()
{
char a,b;
scanf("%c",&a);
printf("%c",a-'a'+'A');
return 0;
}
#include<stdio.h>
#include<string.h>
#include<string>
#include<iostream>
using namespace std;
int main()
{
string a;
cin >> a;
for(int i = a.length() - 1 ; i >= 0 ; i--)
cout << a[i];
return 0;
}
#include<stdio.h>
#include<string.h>
#include<string>
#include<iostream>
using namespace std;
int main()
{
double a,b;
scanf("%lf%lf",&a,&b);
printf("%.3lf\n%d",a/b,(int)(b*2));
return 0;
}
#include<stdio.h>
#include<string.h>
#include<string>
#include<iostream>
using namespace std;
int main()
{
int a,b,c,d;
scanf("%d%d%d%d",&a,&b,&c,&d);
if(c > a || (a == c && d > b))
{
c = c - a;
d = d - b;
if(d < 0)
{
c--;
d = d + 60;
}
a = c;
b = d;
}
else
{
a = a - c;
b = b - d;
if(b < 0)
{
a--;
b = b + 60;
}
a = 24 - a;
b = -b;
if(b < 0)
{
a--;
b = b + 60;
}
}
printf("%d %d",a,b);
return 0;
}
#include<stdio.h>
#include<string.h>
#include<string>
#include<iostream>
#include<math.h>
using namespace std;
int main()
{
int a,b,c,d;
int n;
scanf("%d",&n);
if(n == 1)
printf("I love Luogu!");
else if(n == 2)
printf("%d %d",6,4);
else if(n == 3)
printf("%d\n%d\n%d",3,12,2);
else if(n == 4)
printf("%.3lf",500.0/3);
else if(n == 5)
printf("%d",(220+260)/32);
else if(n == 6)
cout << sqrt((6*6)+(9*9));
else if(n == 7)
printf("%d\n%d\n%d",110,90,0);
else if(n == 8)
cout << 3.141593 * 10 << "\n" << 3.141593 * 5 * 5 << "\n" << 3.141593 * 4.0 / 3.0 * 5 * 5 * 5;
else if(n == 9)
printf("%d",22);
else if(n == 10)
printf("%d",9);
else if (n == 11)
cout << 1.0 * 100 / 3;
else if (n == 12)
printf("%d\n%c",13,'R');
else if (n == 13)
printf("%d",16);
else if (n == 14)
printf("%d",50);
return 0;
}
#include<stdio.h>
#include<string.h>
#include<string>
#include<iostream>
#include<math.h>
using namespace std;
int main()
{
double a,b,c,p;
scanf("%lf%lf%lf",&a,&b,&c);
p = (a + b + c) / 2;
p = sqrt(p *(p - a)*(p - b)*(p - c));
printf("%.1lf",p);
return 0;
}
#include<stdio.h>
#include<string.h>
#include<string>
#include<iostream>
#include<math.h>
using namespace std;
int main()
{
int m,t,s;
scanf("%d%d%d",&m,&t,&s);
if(t == 0)
{
printf("%d",0);
return 0;
}
m = m - (s / t);
if(s % t == 0) printf("%d",max(m,0));
else printf("%d",max(m-1,0));
}
#include<stdio.h>
#include<string.h>
#include<string>
#include<iostream>
#include<math.h>
using namespace std;
int main()
{
unsigned long long n;
scanf("%lld",&n);
printf("%lld\n",n*(n-1)/2*(n-2)/3*(n-3)/4);
}
#include<iostream>
using namespace std;
int main()
{
int s,v;
cin >> s >> v;
s = s / v + 10 + (s % v == 0 ? 0 : 1);
if(s < 480)
s = 480 - s;
else
s = 1440 - (s - 480);
if(s / 60 < 10) cout << 0;
cout << s / 60 << ":";
if(s % 60 < 10) cout << 0;
cout <<s % 60;
}
#include<iostream>
using namespace std;
int main()
{
int a,b,c;
cin >> a >> b >> c;
cout << a * 0.2 + b * 0.3 + c * 0.5;
return 0;
}
#include<stdio.h>
#include<string.h>
#include<string>
#include<iostream>
#include<math.h>
using namespace std;
int main()
{
int n,m = 0;
scanf("%d",&n);
if(n % 2 == 0) m++;
if(n > 4 && n <= 12) m++;
if(m == 2) printf("1 ");
else printf("0 ");
if(m >= 1) printf("1 ");
else printf("0 ");
if(m == 1) printf("1 ");
else printf("0 ");
if(m == 0) printf("1");
else printf("0");
}
#include<stdio.h>
#include<string.h>
#include<string>
#include<iostream>
#include<math.h>
using namespace std;
int main()
{
int n;
scanf("%d",&n);
printf("%d",((n%4==0&&n%100!=0)||(n%400==0))?1:0);
}
#include<stdio.h>
#include<string.h>
#include<string>
#include<iostream>
#include<math.h>
using namespace std;
int main()
{
int n;
scanf("%d",&n);
if(n == 1) printf("Today, I ate 1 apple.");
else if(n == 0) printf("Today, I ate 0 apple.");
else printf("Today, I ate %d apples.",n);
}
#include<stdio.h>
#include<string.h>
#include<string>
#include<iostream>
#include<math.h>
using namespace std;
int main()
{
int n;
scanf("%d",&n);
if(n < 6) printf("Local");
else printf("Luogu");
}
#include<stdio.h>
#include<string.h>
#include<string>
#include<iostream>
#include<math.h>
using namespace std;
int main()
{
double m,h;
scanf("%lf%lf",&m,&h);
m = m / h / h;
if(m < 18.5) printf("Underweight");
else if(m >= 18.5 && m < 24) printf("Normal");
else cout << m << "\n" << "Overweight";
}
#include<stdio.h>
#include<string.h>
#include<string>
#include<iostream>
#include<math.h>
using namespace std;
int a[1010];
int main()
{
for(int i = 1 ; i <= 3 ; i++)
scanf("%d",&a[i]);
for(int i = 1 ; i < 3 ; i++)
for(int j = 1 ; j < 3 ; j++)
if(a[j] > a[j+1]) swap(a[j],a[j+1]);
for(int i = 1 ; i <= 3 ; i++)
printf("%d ",a[i]);
}
#include<stdio.h>
#include<string.h>
#include<string>
#include<iostream>
#include<math.h>
using namespace std;
int y,m;
int a[13]={0,31,28,31,30,31,30,31,31,30,31,30,31}; //定义月份对应天数数组
int main()
{
scanf("%d%d",&y,&m);
if((y%4==0&&y%100!=0)||y%400==0)a[2]=29;
printf("%d",a[m]);
return 0;
}
#include<stdio.h>
#include<string.h>
#include<string>
#include<iostream>
#include<math.h>
using namespace std;
int a,b,day = 0,f = 0;
int main()
{
for(int i = 1 ; i <= 7 ; i++)
{
scanf("%d%d",&a,&b);
if(a + b > day) {day = a + b;f = i;}
}
printf("%d",f);
return 0;
}
#include<stdio.h>
#include<string.h>
#include<string>
#include<iostream>
#include<math.h>
using namespace std;
int a,b,day = 0,f = 0;
int main()
{
char a[14],mod[12]="0123456789X";
scanf("%s",a);
int i,j=1,t=0;
for(i=0;i<12;i++){
if(a[i]=='-') continue;
t+=(a[i]-48)*j++;
}
if(mod[t%11]==a[12])
printf("Right");
else{
a[12]=mod[t%11];
printf("%s",a);
}
return 0;
}
#include<stdio.h>
#include<string.h>
#include<string>
#include<iostream>
#include<math.h>
using namespace std;
int main()
{
double s;
int n;
scanf("%d",&n);
if (n>400)
s=150*0.4463+250*0.4663+(n-400)*0.5663;
else if (n>150)
s=150*0.4463+(n-150)*0.4663;
else
s=n*0.4463;
printf("%.1lf",floor(s*10+0.5)/10.0);
return 0;
}
#include<stdio.h>
#include<string.h>
#include<string>
#include<iostream>
#include<math.h>
using namespace std;
int main()
{
int x,n,sum = 0;
scanf("%d%d",&x,&n);
for(int i=0;i<n;i++)
{
if((x!=6)&&(x!=7))
sum += 250;
if(x==7) x=1;
else x++;
}
printf("%d",sum);
return 0;
}
#include<stdio.h>
#include<string.h>
#include<string>
#include<iostream>
#include<math.h>
#include<algorithm>
using namespace std;
int main()
{
int a[4],gcd = 0;
for(int i=1;i<=3;i++)
scanf("%d",&a[i]);
sort(a + 1 , a + 1 + 3);
for(gcd=a[1];gcd>1;gcd--)
if(a[1]%gcd==0&&a[3]%gcd==0)break;
printf("%d/%d",a[1]/gcd,a[3]/gcd);
return 0;
}
#include<stdio.h>
#include<string.h>
#include<string>
#include<iostream>
#include<math.h>
#include<algorithm>
using namespace std;
int main()
{
int a[10];
int b;
int c=0;
for(int i=0;i<10;i++){
scanf("%d",&a[i]);
}
scanf("%d",&b);
for(int n=0;n<10;n++){
if(a[n]<=(b+30)){
c++;
}
}
printf("%d",c);
return 0;
}
#include<stdio.h>
#include<string.h>
#include<string>
#include<iostream>
#include<math.h>
#include<algorithm>
using namespace std;
int main()
{
int a,b,c;
scanf("%d%d%d",&a,&b,&c);
if(c > b) swap(b,c);
if(b > a) swap(b,a);
if(c > b) swap(b,c);
if(a > b + c)
{
printf("Not triangle\n");
return 0;
}
if(a * a == b * b + c * c)
printf("Right triangle\n");
if(a * a < b * b + c * c)
printf("Acute triangle\n");
if(a * a > b * b + c * c)
printf("Obtuse triangle");
if(b == c)
printf("Isosceles triangle\n");
if(a == b && b == c)
printf("Equilateral triangle\n");
}
#include<stdio.h>
#include<string.h>
#include<string>
#include<iostream>
#include<math.h>
#include<algorithm>
using namespace std;
int main()
{
int a[10];
scanf("%d%d%d",&a[1],&a[2],&a[3]);
sort(a+1,a+1+3);
char i[10];
scanf("%s",i);
printf("%d ",a[i[0]-'A'+1]);
printf("%d ",a[i[1]-'A'+1]);
printf("%d ",a[i[2]-'A'+1]);
}
#include<stdio.h>
using namespace std;
int main()
{
int minn = 0x7fffffff,a;
int n;
scanf("%d",&n);
for(int i = 1 ; i <= n ; i++)
{
scanf("%d",&a);
if(a <= minn) minn = a;
}
printf("%d",minn);
return 0;
}
#include<stdio.h>
using namespace std;
int main()
{
int a = 0,b = 0,na = 0,nb = 0;
int n,k;
scanf("%d%d",&n,&k);
for(int i = 1 ; i <= n ; i++)
{
if(i % k == 0)
a = a + i,na++;
else b = b + i,nb++;
}
printf("%.1lf %.1lf",(double)a/na,(double)b/nb);
return 0;
}
#include<stdio.h>
#include<math.h>
using namespace std;
int main()
{
double a ;
scanf("%lf",&a);
if(a == 1)
{
printf("1");
return 0;
}
for(int i = 1 ; ; i++)
{
a = floor(a / 2.0);
if(a == 1)
{
printf("%d",i + 1);
return 0;
}
}
return 0;
}
#include<stdio.h>
#include<math.h>
using namespace std;
int main()
{
int a;
scanf("%d",&a);
int k = 0;
for(int i = 1 ; i <= a ; i++)
{
for(int j = a - i + 1; j >= 1 ; j--)
{
k++;
if(k < 10) printf("0%d",k);
else printf("%d",k);
}
printf("\n");
}
return 0;
}
#include<bits/stdc++.h>
using namespace std;
int a[100000],n,i,y,xy[100000],s[100000];
void add()
{
int i;
memset(xy,0,sizeof(xy));
xy[0]=max(s[0],a[0]);
for (i=1;i<=xy[0];i++)
{
xy[i]+=s[i]+a[i];
xy[i+1]=xy[i]/10;
xy[i]%=10;//进位
}
while (xy[xy[0]+1]>0)
{
xy[xy[0]+2]=xy[xy[0]+1]/10;
xy[xy[0]+1]%=10;
xy[0]++;
}
s[0]=xy[0];
for (i=1;i<=xy[0];i++) s[i]=xy[i];
}
int main()
{
cin>>n;
a[0]=1;
a[1]=1;
s[0]=1;
s[1]=0;
for (y=1;y<=n;y++)
{
memset(xy,0,sizeof(xy));
xy[0]=a[0];
for (i=1;i<=a[0];i++)
{
xy[i]+=a[i]*y;
xy[i+1]=xy[i]/10;
xy[i]%=10;
}
while (xy[xy[0]+1]>0)
{
xy[xy[0]+2]=xy[xy[0]+1]/10;
xy[xy[0]+1]%=10;
xy[0]++;
}
for (i=1;i<=xy[0];i++) a[i]=xy[i];
a[0]=xy[0];
add();
}
for (i=s[0];i>=1;i--) cout<<s[i];
cout<<endl;
return 0;
}
#include<stdio.h>
#include<math.h>
using namespace std;
int main()
{
int n,x,sum = 0;
scanf("%d%d",&n,&x);
for(int i = 1 ; i <= n ; i++)
{
int k = i;
while(k != 0)
{
if(k % 10 == x) sum++;
k = k /10;
}
}
printf("%d",sum);
return 0;
}
#include<stdio.h>
#include<math.h>
using namespace std;
int main()
{
int k;
double Sn = 0;
scanf("%d",&k);
for(int i = 1 ; ; i++)
{
Sn += 1.0/i;
if(Sn > k)
{
printf("%d",i);
return 0;
}
}
return 0;
}
# include <stdio.h>
int main()
{
int K,N,coin=0;
scanf("%d",&K);
for(N=1;K-N>=0;K-=N++)
coin+=N*N;
printf("%d\n",coin+K*N);
return 0;
}
#include<stdio.h>
#include<math.h>
using namespace std;
int main()
{
int n;
scanf("%d",&n);
printf("%d",(1 + n) * n / 2);
return 0;
}
#include<stdio.h>
#include<math.h>
using namespace std;
int a[100010];
int main()
{
int n,k = 0;
scanf("%d",&n);
for(int i = 2 ; i <= 100000 ; i++)
{
bool f = true;
for(int j = 2 ; j <= sqrt(i) ; j++)
{
if(i % j == 0)
{
f = false;
break;
}
}
if(f == true) a[++k] = i;
}
int sum = 0;
for(int i = 1 ; i <= k ; i++)
{
if(n < 2) {printf("0");break;}
if(sum + a[i] <= n) sum+=a[i],printf("%d\n",a[i]);
else
{
printf("%d",i - 1);
break;
}
}
return 0;
}
#include<stdio.h>
#include<math.h>
using namespace std;
int main()
{
int a,b;
scanf("%d%d",&a,&b);
if(a <= 2 && b >= 2)
printf("2\n");
if(a % 2 == 0) a++;
for(int i = a ; i <= b ; i = i + 2)
{
int w[10];
int j = 0,k = i;
while(k != 0)
{
w[++j] = k % 10;
k = k / 10;
}
bool f = true;
int l = 0;
while(1 + l <= j - l)
{
if(w[1 + l] != w[j - l])
{
f = false;
break;
}
l++;
}
if(f == false) continue;
for(int j = 2 ; j <= sqrt(i) ; j++)
{
if(i % j == 0)
{
f = false;
break;
}
}
if(f == true)
{
printf("%d\n",i);
}
}
}
#include<stdio.h>
#include<math.h>
using namespace std;
int main()
{
double a;
double sum = 0,now = 2;
scanf("%lf",&a);
int i = 1;
while(sum < a)
{
sum += now;
now *= 0.98;
i++;
}
printf("%d",i - 1);
return 0;
}
#include<stdio.h>
#include<math.h>
#include<iostream>
using namespace std;
int main()
{
string a;
bool f = true;
cin >> a;
if(a[0] == '-') cout << a[0];
for(int i = a.length() - 1 ; i > 0 ; i--)
{
if(f == true && a[i] == '0') continue;
cout<<a[i];
f = false;
}
if(a[0] != '-') cout << a[0];
return 0;
}
#include<stdio.h>
#include<math.h>
#include<iostream>
using namespace std;
int main()
{
double a;
scanf("%lf",&a);
printf("%.2lf",(pow(((1+sqrt(5))/2.0),a)-pow(((1-sqrt(5))/2.0),a))/sqrt(5));
return 0;
}
#include<stdio.h>
#include<math.h>
#include<iostream>
using namespace std;
int main()
{
int n;
int maxn = -0x7fffffff,minn = 0x7fffffff;
scanf("%d",&n);
for(int i = 1 ; i <= n ; i++)
{
int a;
scanf("%d",&a);
if(a >= maxn) maxn = a;
if(a <= minn) minn = a;
}
printf("%d",maxn - minn);
return 0;
}
#include<stdio.h>
#include<math.h>
#include<iostream>
using namespace std;
int main()
{
int n;
int sum = 0,maxn = 0;
scanf("%d",&n);
int la;
scanf("%d",&la);
for(int i = 2 ; i <= n ; i++)
{
int a;
scanf("%d",&a);
if(a - la == 1) sum++;
else
{
if(sum >= maxn) maxn = sum;
sum = 0;
}
la = a;
}
printf("%d",maxn + 1);
return 0;
}
#include<stdio.h>
#include<math.h>
#include<iostream>
using namespace std;
int main()
{
int n;
scanf("%d",&n);
for(int i = 2 ; i <= sqrt(n); i++)
{
if(n % i == 0 || n % 2 == 0)
{
printf("%d",n / i );
break;
}
}
return 0;
}
#include<stdio.h>
#include<math.h>
#include<iostream>
using namespace std;
int main()
{
int n,s = 0;
scanf("%d",&n);
for(int i = 1 ; i <= n; i++)
{
for(int j = 1 ; j <= n ; j++)
{
s++;
if(s < 10) printf("0");
printf("%d",s);
}
printf("\n");
}
printf("\n");
s = 0;
for(int i = 1 ; i <= n; i++)
{
for(int j = 1 ; j <= n - i; j++)
printf(" ");
for(int j = 1 ; j <= i ; j++)
{
s++;
if(s < 10) printf("0");
printf("%d",s);
}
printf("\n");
}
return 0;
}
#include<stdio.h>
#include<math.h>
#include<iostream>
using namespace std;
int main()
{
int n;
int maxn = -0x7fffffff,minn = 0x7fffffff;
int sum = 0;
scanf("%d",&n);
for(int i = 1 ; i <= n ; i++)
{
int a;
scanf("%d",&a);
sum += a;
if(a >= maxn) maxn = a;
if(a <= minn) minn = a;
}
sum = sum - maxn - minn;
printf("%.2lf",(double)sum/(n-2));
return 0;
}
#include <cstdio>
int main()
{
int n, x, k;
scanf("%d", &n);
for (k = 1;; ++k)
for (x = 100; x > 0; --x)
if ((7 * x + 21 * k) * 52 == n)
{
printf("%d\n%d\n", x, k);
return 0;
}
}
#include<iostream>
using namespace std;
int money,cost,mama,flag=1,monthofdeath;
int main ()
{
for(int i=1;i<=12;i++)
{
money+=300;
cin>>cost;
money-=cost;
if(money<0)
{
flag=0;
monthofdeath=i;
break;
}
mama+=money/100;
money%=100;
}
if(flag==1)
{
money+=mama*120;
cout<<money;
}
else
{
cout<<-monthofdeath;
}
return 0;
}
#include<iostream>
#include<stdio.h>
using namespace std;
int a[10010];
int b[10010];
int main()
{
int n;
scanf("%d",&n);
for(int i = 1 ; i <= n ; i++)
{
scanf("%d",&a[i]);
int s = 0;
for(int j = 1 ; j < i ; j++)
if(a[i] > a[j]) s++;
b[i] = s;
}
for(int i = 1 ; i <= n ; i++)
printf("%d ",b[i]);
return 0;
}
#include<iostream>
#include<stdio.h>
#include<string>
using namespace std;
string a;
int main()
{
int n = 0;
for(int i = 1 ; ; i++)
{
scanf("%d",&a[i]);
if(a[i] == 0) break;
else n++;
}
for(int i = n ; i >= 1 ; i--)
printf("%d ",a[i]);
return 0;
}
#include<iostream>
#include<stdio.h>
#include<string>
using namespace std;
long long a;
int n = 0;
long long sum[10010];
int main()
{
scanf("%lld",&a);
sum[++n] = a;
while(a != 1)
{
if(a % 2 != 0) a = a *3 + 1;
else a = a / 2;
sum[++n] = a;
}
for(int i = n ; i >= 1 ; i--)
printf("%d ",sum[i]);
return 0;
}
#include<iostream>
#include<stdio.h>
#include<string>
using namespace std;
int a[10010];
int main()
{
int l,m,u,v,sum = 0;
scanf("%d%d",&l,&m);
for(int i = 1; i <= m ;i++)
{
scanf("%d%d",&u,&v);
for(int j = u ; j <= v ; j++)
{
a[j]++;
if(a[j] == 1) sum++;
}
}
printf("%d",l - sum + 1);
return 0;
}
#include<iostream>
#include<stdio.h>
#include<string>
#include<math.h>
using namespace std;
int a[1010],b[1010],c[1010];
int n;
int main()
{
int sum = 0;
scanf("%d",&n);
for(int i = 1 ; i <= n ; i++)
scanf("%d%d%d",&a[i],&b[i],&c[i]);
for(int i = 1 ; i <= n ; i++)
for(int j = i + 1 ; j <= n ; j++)
{
if(abs(a[i]-a[j]) <= 5 && abs(b[i]-b[j]) <= 5 &&
abs(c[i]-c[j]) <= 5 && abs(a[i] + b[i] + c[i] - a[j] - b[j] - c[j]) <= 10)
sum++;
}
printf("%d",sum);
return 0;
}
#include<stdio.h>
#include<iostream>
using namespace std;
int a[30][30][30];
int main()
{
int w,x,h;
scanf("%d%d%d",&w,&x,&h);
for(int i = 1 ; i <= w ; i++)
for(int j = 1 ; j <= x ; j++)
for(int k = 1 ; k <= h ; k++)
a[i][j][k] = 1;
int q;
scanf("%d",&q);
for(int p = 1 ; p <= q ; p++)
{
int x1,y1,z1,x2,y2,z2;
scanf("%d%d%d%d%d%d",&x1,&y1,&z1,&x2,&y2,&z2);
for(int i = x1 ; i <= x2 ; i++)
for(int j = y1 ; j <= y2 ; j++)
for(int k = z1 ; k <= z2 ; k++)
a[i][j][k] = 0;
}
int sum = 0;
for(int i = 1 ; i <= w ; i++)
for(int j = 1 ; j <= x ; j++)
for(int k = 1 ; k <= h ; k++)
if(a[i][j][k] == 1) sum++;
printf("%d",sum);
}
#include<stdio.h>
#include<iostream>
using namespace std;
int a[1010][10];
int pri[40];
int val[10];
int main()
{
int n;
scanf("%d",&n);
for(int i = 1 ; i <= 7 ; i++)
{
int x;
scanf("%d",&x);
pri[x]++;
}
for(int i = 1 ; i <= n ; i++)
for(int j = 1 ; j <= 7 ; j++)
scanf("%d",&a[i][j]);
for(int i = 1 ; i <= n ; i++)
{
int sum = 0;
for(int j = 1 ; j <= 7 ; j++)
if(pri[a[i][j]] != 0) sum++;
val[8 - sum]++;
}
for(int i = 1 ; i <= 7 ; i++)
printf("%d ",val[i]);
}
#include<stdio.h>
using namespace std;
int a[1010][1010];
int main()
{
int n;
int lx,ly;
scanf("%d",&n);
lx = 1;ly = (n/2)+1;
a[lx][ly] = 1;
for(int i = 2 ; i <= n * n; i++)
{
if(lx == 1 && ly != n)
{
lx = n;ly++;
a[lx][ly] = i;
}
else if(ly == n && lx != 1)
{
ly = 1;lx--;
a[lx][ly] = i;
}
else if(lx == 1 && ly == n)
{
lx++;
a[lx][ly] = i;
}
else if(lx != 1 && ly != n)
{
if(a[lx-1][ly+1] == 0)
{
lx--;ly++;
a[lx][ly] = i;
}
else
{
lx++;
a[lx][ly] = i;
}
}
}
for(int i = 1 ; i <= n ; i++)
{
for(int j = 1 ; j <= n ; j++)
{
printf("%d ",a[i][j]);
}
printf("\n");
}
return 0;
}
#include<stdio.h>
#include<string>
#include<iostream>
using namespace std;
string s1[6] = {
"XXX...X.XXX.XXX.X.X.XXX.XXX.XXX.XXX.XXX",
"X.X...X...X...X.X.X.X...X.....X.X.X.X.X",
"X.X...X.XXX.XXX.XXX.XXX.XXX...X.XXX.XXX",
"X.X...X.X.....X...X...X.X.X...X.X.X...X",
"XXX...X.XXX.XXX...X.XXX.XXX...X.XXX.XXX"};
int main()
{
int n;
string a;
scanf("%d",&n);
cin >> a;
for(int i = 1; i <= 5 ; i++)
{
for(int j = 0 ; j < n ; j++)
{
for(int k = (a[j] - '0')* 4 ; k < (a[j] - '0' + 1) * 4 - 1; k++)
printf("%c",s1[i - 1][k]);
if(j != n-1)
cout << ".";
}
cout<<endl;
}
}
#include<stdio.h>
using namespace std;
int n,m;
int a[20];
int main()
{
scanf("%d%d",&n,&m);
for(int i = n; i <= m ; i++)
{
int s = i;
while(s != 0)
{
a[s%10]++;
s = s / 10;
}
}
for(int i = 0 ; i <= 9 ; i++)
printf("%d ",a[i]);
}
#include<stdio.h>
using namespace std;
int n;
int a[1010],t[10010];
int sum = 0;
int main()
{
scanf("%d",&n);
for(int i = 1; i <= n ; i++)
scanf("%d",&a[i]);
for(int i = 1 ; i <= n ; i++)
for(int j = 1 ; j <= n ; j++)
for(int k = j + 1; k <= n ; k++)
if(a[i] == a[j] + a[k] && j != k)
{
t[a[i]]++;
if(t[a[i]] == 1)
sum++;
}
printf("%d",sum);
}
#include<iostream>
using namespace std;
int a[1010];
int main()
{
int n,m;
int sum = 0,minx;
cin >> n >> m;
for(int i = 1 ; i <= m ; i++)
{
cin >> a[i];
sum += a[i];
}
minx = sum;
for(int i = m + 1; i <= n ; i++)
{
sum -= a[1];
for(int i = 1 ; i < m ; i++)
a[i] = a[i+1];
cin >> a[m];
sum += a[m];
if(sum < minx) minx = sum;
}
cout << minx;
return 0;
}
#include<iostream>
using namespace std;
int a[110];
int main()
{
int s1,s2,s3;
int maxn = 0,p = 0;
cin >> s1 >> s2 >> s3;
for(int i = 1 ; i <= s1 ; i++)
for(int j = 1 ; j <= s2 ; j++)
for(int k = 1 ; k <= s3 ; k++)
a[i+j+k]++;
for(int i = 1 ; i <= 100 ; i++)
if(a[i] > maxn)
{
p = i;
maxn = a[i];
}
cout << p;
return 0;
}
#include<iostream>
#include<math.h>
using namespace std;
bool T[2000010];
int main()
{
int n;
double a,t;
cin >> n;
for(int i = 1; i <= n ; i++)
{
cin >> a >> t;
for(double j = 1 ; j <= t ; j++)
{
int s = floor(a * j);
T[s] = !T[s];
}
}
for(int i = 1 ; i <= 2000000 ; i++)
if(T[i] == true)
{
cout << i;
break;
}
}
#include<stdio.h>
#include<iostream>
using namespace std;
int a[15][15];
int main()
{
int n,k=1,x=1,y=0;;
cin>>n;
while (k<=n*n)
{
while(y<n&&!a[x][y+1])a[x][++y]=k++;
while(x<n&&!a[x+1][y])a[++x][y]=k++;
while(y>1&&!a[x][y-1])a[x][--y]=k++;
while(x>1&&!a[x-1][y])a[--x][y]=k++;
}
for (int i=1;i<=n;i++)
{
for (int j=1;j<=n;j++)printf("%3d",a[i][j]);
printf("\n");
}
return 0;
}
#include<iostream>
using namespace std;
int a[110];
int b[110];
int main()
{
int n;
cin >> n;
for(int i = 1 ; i <= n ; i++)
{
for(int j = 1 ; j <= i ; j++)
{
if(j == 1 || j == i)
{
a[j] = b[j] = 1;
cout << 1 << " ";
}
else
{
b[j] = a[j-1] + a[j];
cout << b[j] << " ";
}
}
swap(a,b);
cout << '\n';
}
}
#include<iostream>
using namespace std;
int main()
{
int n,sum = 0,a,k = 0;
cin >> n;
bool f = false;
while(sum != n * n)
{
cin >> a;
sum += a;
for(int i = 1; i <= a ; i++)
{
if(f == false)
cout << 0;
else cout << 1;
k++;
if(k == n)
{
k = 0;
cout << endl;
}
}
f = !f;
}
}
#include<iostream>
#include<math.h>
using namespace std;
int a[40010];
int main()
{
int t = 0,sum = 0,cnt = 0;
char ch = getchar();
bool f = false;
while(ch != EOF)
{
if(ch == '0')
{
if(f == false) cnt++;
else
{
a[++t] = cnt;
sum += cnt;
cnt = 1;
f = !f;
}
}
if(ch == '1')
{
if(f == true) cnt++;
else
{
a[++t] = cnt;
sum += cnt;
cnt = 1;
f = !f;
}
}
ch = getchar();
}
sum += cnt;
a[++t] = cnt;
cout << sqrt(sum) << " ";
for(int i = 1; i <= t ; i++)
cout << a[i] << " ";
}
#include<cstdio>
#include<cstring>
#include<algorithm>
using namespace std;
const int maxn=12;
int n;
struct Matrix
{
int a[maxn][maxn];
void in(){for(int i=0;i<n;i++)for(int j=0;j<n;j++)scanf(" %c",a[i]+j);}
Matrix rotate()
{
Matrix ans;
for(int i=0;i<n;i++)for(int j=0;j<n;j++)ans.a[i][j]=a[n-j-1][i];
return ans;
}
Matrix reflex()
{
Matrix ans;
for(int i=0;i<n;i++)for(int j=0;j<n;j++)ans.a[i][j]=a[i][n-j-1];
return ans;
}
bool operator==(Matrix b)
{
for(int i=0;i<n;i++)for(int j=0;j<n;j++)
if(a[i][j]!=b.a[i][j])return false;
return true;
}
}from,to,mid;
int main()
{
scanf("%d",&n);
from.in();to.in();
mid=from;
for(int i=1;i<=3;i++)
{
mid=mid.rotate();
if(mid==to){printf("%d\n",i);return 0;}
}
mid=from.reflex();
if(mid==to){printf("4\n");return 0;}
for(int i=1;i<=3;i++)
{
mid=mid.rotate();
if(mid==to){printf("5\n");return 0;}
}
if(from==to){printf("6\n");return 0;}
printf("7\n");
return 0;
}
#include<iostream>
using namespace std;
int main()
{
char ch = getchar();
while(ch != EOF)
{
if(ch >= 'a' && ch <= 'z')
ch = ch-'a'+'A';
cout<<ch;
ch = getchar();
}
}
#include<iostream>
using namespace std;
int main()
{
int a;
cin >> a;
a = a % 26;
char ch = getchar();
while(ch != EOF)
{
if(ch >= 'a' && ch <= 'z')
{
int c = ch + a;
if(c > 'z') c = c - 26;
ch = c;
cout<<ch;
}
ch = getchar();
}
}
#include<iostream>
#include<math.h>
using namespace std;
int a[30];
int main()
{
char ch = getchar();
while(ch != EOF)
{
if(ch >= 'a' && ch <= 'z')
a[ch-'a' + 1]++;
if(ch >= 'A' && ch <= 'Z')
a[ch-'A' + 1]++;
ch = getchar();
}
int maxn = 0,minn = 100;
for(int i = 1 ; i <= 26 ; i++)
{
if(a[i] > maxn) maxn = a[i];
if(a[i] < minn && a[i] != 0) minn = a[i];
}
bool f = true;
for(int i = 2; i <= sqrt(maxn-minn) ; i++)
{
if((maxn - minn) % i == 0)
{
f = false;
break;
}
}
if(f == false || maxn == minn || maxn - minn == 1)
cout << "No Answer" << endl << 0;
else
cout << "Lucky Word" << endl << maxn - minn;
}
#include<iostream>
#include<string>
#include<cstring>
#include<stdlib.h>
using namespace std;
int main()
{
int n;
cin >> n;
string s,s2;
cin >> s;
s2 = s;
for(int i = 1 ; i <= n ; i++)
{
string s3;
int sum = 2;
cin >> s;
int a,b;
if(s[0] >= '0' && s[0] <= '9')
{
sum += s.length();
a = atoi(s.c_str());
s.clear();
cin >> s;
b = atoi(s.c_str());
sum += s.length();
}
else
{
s2 = s;
s.clear();
cin >> s;
a = atoi(s.c_str());
sum += s.length();
s.clear();
cin >> s;
b = atoi(s.c_str());
sum += s.length();
}
s.clear();
if(s2 == "a")
{
s = std::to_string(a+b);
sum += s.length();
cout << a << "+" << b << "=" << a + b;
}
if(s2 == "b")
{
s = std::to_string(a-b);
sum += s.length();
cout << a << "-" << b << "=" << a - b;
}
if(s2 == "c")
{
s = std::to_string(a*b);
sum += s.length();
cout << a << "*" << b << "=" << a * b;
}
cout << "\n" << sum << "\n";
}
}