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OI-codes/AcWing/1015/1015.cpp

27 lines
598 B
C++

#include <bits/stdc++.h>
using namespace std;
int t, r, c, w[1005][1005], f[1005][1005];
int main() {
cin >> t;
while (t--) {
memset(w, 0x00, sizeof(w));
memset(f, 0x00, sizeof(f));
cin >> r >> c;
for (int i = 1; i <= r; i++) {
for (int j = 1; j <= c; j++) {
cin >> w[i][j];
}
}
for (int i = 1; i <= r; i++) {
for (int j = 1; j <= c; j++) {
f[i][j] = max(f[i][j - 1], f[i - 1][j]) + w[i][j];
}
}
cout << f[r][c] << endl;
}
return 0;
}