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简单的01背包,测了很多组数据都WA了,哪位大牛能帮忙看一下吗??#include<iostream> // 01背包 dp(i,j)=max( dp(i-1,j-1),dp(i-1,j+1)+d[i]) #include<string> using namespace std; // i 分钟数 j 剩余的体力 int d[10010]; int dp[10010][510]; inline int max(int a1,int b1) { if(a1>b1) return a1; else return b1; } int main() { int n,m,i,j; while(scanf("%d %d",&n,&m)!=EOF) { for(i=1;i<=n;i++) scanf("%d",&d[i]); for(i=1;i<=n;i++) { for(j=0;j<=m+1;j++) dp[i][j]=-200000000; } dp[1][0]=0; dp[1][1]=d[1]; for(i=2;i<=n;i++) { for(j=0;j<=m;j++) { if(j==0) dp[i][0]=max( dp[i-1][1] , dp[i-1][0] ); else dp[i][j]=max( dp[i-1][j+1] , dp[i-1][j-1]+d[i] ); } } printf("%d\n",dp[n][0]); } return 0; } Followed by:
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