hdoj 2602 Bone Collector 【01背包】

意甲冠军:给出的数量和袋骨骼的数,然后给每块骨骼的价格值和音量。寻求袋最多可容纳骨骼价格值

难度;这个问题是最基本的01背包称号,不知道的话,推荐看《背包9说话》

AC by SWS

主题链接 http://acm.hdu.edu.cn/showproblem.php?pid=2602

代码:

#include<stdio.h>
#include<string.h>
typedef struct{
	int w, v;
}str;
str s[1005];
int dp[1005];
int main()
{
	int n, m, t, i, j;
	scanf("%d", &t);
	while(t --){
		scanf("%d%d", &n, &m);
		for(i = 0; i < n; i ++)
			scanf("%d", &s[i].w);
		for(i = 0; i < n; i ++)
			scanf("%d", &s[i].v);
			memset(dp, 0, sizeof(dp));
		for(i = 0; i < n; i ++)
			for(j = m; j >= s[i].v; j --){
				if(dp[j]<dp[j-s[i].v] + s[i].w) dp[j] = dp[j-s[i].v]+s[i].w;
			}
			printf("%d\n", dp[m]);
	}
	return 0;
}

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时间: 2024-08-02 11:03:49

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