Ultraviolet A 12563 Jin Ge Jin Qu Hao DP

The feasibility of a backpack is a bit sb. WAF has several rounds.

#include <cstdio>#include <cstring>#include <iostream>#include <map>#include <set>#include <vector>#include <string>#include <queue>#include <deque>#include <bitset>#include <list>#include <cstdlib>#include <climits>#include <cmath>#include <ctime>#include <algorithm>#include <stack>#include <sstream>#include <numeric>#include <fstream>#include <functional>using namespace std;#define MP make_pair#define PB push_backtypedef long long LL;typedef unsigned long long ULL;typedef vector<int> VI;typedef pair<int,int> pii;const int INF = INT_MAX / 3;const double eps = 1e-8;const LL LINF = 1e17;const double DINF = 1e60;const int maxn = 180 * 50 + 1000;int f[maxn], d[maxn], n, t, sumt;int main() {    int T; scanf("%d",&T);    for(int kase = 1;kase <= T;kase++) {        memset(f,0,sizeof(f));        memset(d,0,sizeof(d));        scanf("%d%d",&n,&t);        for(int i = 1;i <= n;i++) {            int len; scanf("%d",&len);            for(int j = maxn - 1;j >= len;j--) {                if(d[j - len] + 1 >= d[j]) {                    if(d[j - len] + 1 == d[j]) {                        f[j] = max(f[j - len] + len,f[j]);                    }                    else f[j] = f[j - len] + len;                    d[j] = d[j - len] + 1;                }            }        }        printf("Case %d: %d %d\n",kase, d[t - 1] + 1, f[t - 1] + 678);    }    return 0;}

　　

Ultraviolet A 12563 Jin Ge Jin Qu Hao DP