有没有dalao调一下 只有前两个点AC，并且后面的点不开O2就RE

#include<bits/stdc++.h>
using namespace std;

int n,m,a[505][505],b[5000];

void change(int x,int y,int r,int z)
{
    int sum=0;
    x-=r;
    y-=r;
    r=2*r;
    int c=x+r,d=y+r;
    for (int i=x;i<=c;i++)
        for (int j=y;j<=d;j++)
            b[++sum]=a[i][j];
    sum=0;
    if (z==1)
    {
        for (int j=y;j<=d;j++)
            for (int i=c;i>=x;i--)
                a[i][j]=b[++sum];
    }
    if (z==0)
    {
        for (int j=d;j>=y;j--)
            for (int i=x;i<=c;i++)
                a[i][j]=b[++sum];
    }
    return;
}

int main()
{
    cin >> n >> m;
    int cnt=1;
    for (int i=1;i<=n;i++)
        for (int j=1;j<=n;j++)
        {
            a[i][j]=cnt;
            cnt++;
        }
    while (m--)
    {
        int x,y,r,z;
        cin >> x >> y >> r >> z;
        change(x,y,r,z);
    }
    for (int i=1;i<=n;i++)
        for (int j=1;j<=n;j++)
        {
            cout << a[i][j] << " ";
            if (j==n) cout << endl;
        }
    return 0;
}