HDU 1087 Super Jumping! Jumping! Jumping!

#include"stdio.h"
int b[1000];
int f[1000];
int main(){
    //freopen("in.txt","r",stdin);
    int n,i,j,temp;//temp 存最大的f[i]
    while(scanf("%d",&n),n){
        for(i = 0; i < n; i++){
            scanf("%d",&b[i]);
            f[0] = b[0];//第一个数
            temp = -1;
            for(j = 0; j < i; j++){
                if(b[j] < b[i] && temp < f[j]){
                    temp = f[j];
                }
            }
            if(temp == -1)
                f[i] = b[i];
            else
                f[i] = temp + b[i];
        }
        j = f[0];
        for(i = 1; i < n; i++){
            if(j < f[i])
                j = f[i];
        }
        printf("%d\n",j);    
    }
    return 0;
}