624 - CD 题意:一段n分钟的路程,磁带里有m首歌,每首歌有一个时间,求最多能听多少分钟的歌,并求出是拿几首歌. 思路:如果是求时常,直接用01背包即可,但设计到打印路径这里就用一个二维数组标记一下即可. const int N=1e3+10; int n,m,a[N],d[N],v[N][N]; int main() { while(~scanf("%d%d",&n,&m)) { memset(v,0,sizeof(v)); memset(d,0,sizeof(…
题目链接:https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&page=show_problem&problem=565 01背包打印路径. #include <cstdio> #include <cstring> using namespace std; ; int n,W; ]; int dp[MAXN]; ][MAXN]; int main() { while(sc…
传送门 Description Hasan and Bahosain want to buy a new video game, they want to share the expenses. Hasan has a set of N coins and Bahosain has a set of M coins. The video game costs W JDs. Find the number of ways in which they can pay exactly W JDs su…
#include<stdio.h> #include<string.h> #include<stdlib.h> #include<ctype.h> #include<algorithm> #define N 1010 using namespace std; int dp[N], path[N][N], w[N]; int main() { int v, n; while(~scanf("%d", &v)) { sca…