Codeforces 523A - Rotate, Flip and Zoom 手速题

 

#include "bits/stdc++.h"
using namespace std;
char mat[110][110];
int m, n;

int main()
{
    scanf("%d%d", &m, &n);
    int i, j;
    for(i = 0; i <= n - 1; ++i)
        scanf("%s", mat[i]);
    for(i = 0; i <= (m << 1) - 1; ++i) {
        for(j = 0; j <= (n << 1) - 1; ++j) {
            putchar(mat[j >> 1][i >> 1]);
        }
        puts("");
    }
}