Through a 1266: [9.10] Example machine for dispensing

Machine allocation

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Code:

#include <iostream>
#include <cstdio>
#include <cstring>
using namespace std;
//Mystery_Sky
//
#define M 5000
int f[M][M];
int n, m, ans;
int c[M][M];

void print(int i, int j)
{
    if(!i) return;
    for(int k = 0; k <= j; k++) {
        if(ans == f[i-1][k] + c[i][j-k]) {
            ans = f[i-1][k];
            print(i-1, k);
            printf("%d %d\n", i, j-k);
            break;
        }
    }
}

int main() {
    scanf("%d%d", &n, &m);
    for(int i = 1; i <= n; i++)
        for(int j = 1; j <= m; j++) scanf("%d", &c[i][j]);
    for(int i = 1; i <= n; i++) 
        for(int j = 1; j <= m; j++) {
            int maxx = 0;
            for(int k = 0; k <= j; k++) {
                maxx = max(f[i-1][k] + c[i][j-k], maxx);
            }
            f[i][j] = maxx;
        }
    printf("%d\n", f[n][m]);
    ans = f[n][m];
    print(n, m);
    return 0;
}