mirror of
https://git.sb/baoshuo/OI-codes.git
synced 2024-12-25 17:12:02 +00:00
67 lines
1.1 KiB
C++
67 lines
1.1 KiB
C++
|
#include <iostream>
|
||
|
|
||
|
using std::cin;
|
||
|
using std::cout;
|
||
|
const char endl = '\n';
|
||
|
|
||
|
const int N = (1 << 12) + 5;
|
||
|
|
||
|
int n, m, op;
|
||
|
long long c[N][N];
|
||
|
|
||
|
int lowbit(int x) {
|
||
|
return x & -x;
|
||
|
}
|
||
|
|
||
|
void add(int x, int y, int v) {
|
||
|
for (int i = x; i <= n; i += lowbit(i)) {
|
||
|
for (int j = y; j <= m; j += lowbit(j)) {
|
||
|
c[i][j] += v;
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
void add(int x1, int y1, int x2, int y2, int v) {
|
||
|
add(x1, y1, v);
|
||
|
add(x1, y2 + 1, -v);
|
||
|
add(x2 + 1, y1, -v);
|
||
|
add(x2 + 1, y2 + 1, v);
|
||
|
}
|
||
|
|
||
|
long long sum(int x, int y) {
|
||
|
long long res = 0;
|
||
|
|
||
|
for (int i = x; i; i -= lowbit(i)) {
|
||
|
for (int j = y; j; j -= lowbit(j)) {
|
||
|
res += c[i][j];
|
||
|
}
|
||
|
}
|
||
|
|
||
|
return res;
|
||
|
}
|
||
|
|
||
|
int main() {
|
||
|
std::ios::sync_with_stdio(false);
|
||
|
cin.tie(nullptr);
|
||
|
|
||
|
cin >> n >> m;
|
||
|
|
||
|
while (cin >> op) {
|
||
|
if (op == 1) {
|
||
|
int a, b, c, d, k;
|
||
|
|
||
|
cin >> a >> b >> c >> d >> k;
|
||
|
|
||
|
add(a, b, c, d, k);
|
||
|
} else { // op == 2
|
||
|
int x, y;
|
||
|
|
||
|
cin >> x >> y;
|
||
|
|
||
|
cout << sum(x, y) << endl;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
return 0;
|
||
|
}
|