题解 | #压缩二维码#

#include <stdio.h>
#include <math.h>
int main() {
    int n;
    scanf("%d", &n);
    if (n == 0) return 0;
    int row = pow(2, n);
    while (1) {
        int num = 0;
        char t1 = getchar();
        while (t1 == '\n') {
            t1 = getchar();
        }
        if(t1 == EOF) return 0;
        if(t1 == '#') num += 8;
        char t2 = getchar();
        while (t2 == '\n') {
            t2 = getchar();
        }
        if(t2 == '#') num += 4;
        char t3 = getchar();
        while (t3 == '\n') {
            t3 = getchar();
        }
        if(t3 == '#') num += 2;
        char t4 = getchar();
        while (t4 == '\n') {
            t4 = getchar();
        }
        if(t4 == '#') num += 1;
        printf("%d ",num);
    }

    return 0;
}