test

原始文件为 cpp 代码，本文是转换后的 Markdown 文件。

#include <cstdio>
#include <iostream>
#include <cmath>
#include <math.h>
#include <string>
#include <cstring>
#include <vector>
#include <algorithm>

using namespace std;

bool save[32][32];

void draw(string input, int& index, int x, int y, int size)
{
    // printf("draw(input, %d, %d, %d, %d)\n", index, x, y, size);
    char ch = input[index++];
    if(ch == 'p')
    {
        draw(input, index, x + size/2, y, size/2);
        draw(input, index, x, y, size/2);
        draw(input, index, x, y + size/2, size/2);
        draw(input, index, x + size/2, y + size/2, size/2);
    }else if(ch == 'f')
    {
        for(int i = x; i < x+size; ++i)
            for(int j = y; j < y+size; ++j)
                save[i][j] = true;
    }
}

int main()
{
    // freopen("in.txt", "r", stdin);
    int T; scanf("%d", &T);
    while(T--)
    {
        memset(save, false, sizeof(save));
        string tree1, tree2;
        cin >> tree1 >> tree2;

        int index1 = 0; draw(tree1, index1, 0, 0, 32);
        int index2 = 0; draw(tree2, index2, 0, 0, 32);

        int cnt = 0;
        for(int i = 0; i < 32; ++i)
            for(int j = 0; j < 32; ++j)
                if(save[i][j]) ++cnt;
        printf("There are %d black pixels.\n", cnt);
    }
}