参考答案：

#include<iostream>

using namespace std;

const int N = 1010;
int b[N][N], s[N][N];
int n, m, q;

void insert(int x1, int y1, int x2, int y2, int c)
{
    b[x1][y1] += c;
    b[x1][y2 + 1] -= c;
    b[x2 + 1][y1] -= c;
    b[x2 + 1][y2 + 1] += c;
}

int main()
{
    cin >> n >> m >> q;

    for (int i = 1; i <= n; ++i)
        for (int j = 1; j <= m; ++j)
        {
            scanf("%d", &s[i][j]);
            insert(i, j, i, j, s[i][j]);
        }

    while (q--)
    {
        int x1, y1, x2, y2, c;
        scanf("%d%d%d%d%d", &x1, &y1, &x2, &y2, &c);
        insert(x1, y1, x2, y2, c);
    }

    for (int i = 1; i <= n; ++i)
        for (int j = 1; j <= m; ++j)
            b[i][j] += b[i - 1][j] + b[i][j - 1] - b[i - 1][j - 1];

    for (int i = 1; i <= n; ++i)
    {
        for (int j = 1; j <= m; ++j)
            printf("%d ", b[i][j]);
        printf("\n");
    }

    return 0;
}