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46 lines
1.0 KiB
46 lines
1.0 KiB
#include <bits/stdc++.h>
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using namespace std;
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typedef long long LL;
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const int N = 5000;
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int n, m;
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LL c[N][N];
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#define lowbit(x) (x & -x)
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void add(int x, int y, int d) {
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for (int i = x; i < N; i += lowbit(i))
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for (int j = y; j < N; j += lowbit(j))
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c[i][j] += d;
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}
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LL sum(int x, int y) {
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LL res = 0;
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for (int i = x; i; i -= lowbit(i))
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for (int j = y; j; j -= lowbit(j))
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res += c[i][j];
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return res;
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}
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int main() {
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// 加快读入
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ios::sync_with_stdio(false), cin.tie(0);
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cin >> n >> m;
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int op;
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while (cin >> op) {
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if (op == 1) {
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int x1, y1, x2, y2, d;
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cin >> x1 >> y1 >> x2 >> y2 >> d;
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// 二维差分
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add(x1, y1, d);
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add(x1, y2 + 1, -d);
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add(x2 + 1, y1, -d);
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add(x2 + 1, y2 + 1, d);
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} else {
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int x, y;
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cin >> x >> y;
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cout << sum(x, y) << '\n';
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}
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}
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return 0;
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}
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