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晕那里错了吗,帮我看一下,高手们

Posted by redbox at 2006-10-02 02:45:30 on Problem 3017
#include <stdio.h>
 
int main(void)
{
    int buffer[100000];
    _int64 n,m,sum,temp;
    int i,t;	
    scanf("%I64d %I64d",&n,&m);
    for(i=0;i<n;i++)
    {
        scanf("%d",&buffer[i]);
    }
    sum=0;
    t=buffer[0];
    temp=0;
    for(i=0;i<n;i++)
    {

        if(temp+buffer[i]<=m && buffer[i]<=t)
        {		
            temp+=buffer[i];
    	}
        else
    	{
            if(buffer[i]>m) {
            	sum=-1;
            	break;
    		}
            temp=t=buffer[i];
            sum+=t;
            t=buffer[i];
			

    	}
    }
	sum+=t;
    printf("%I64d\n",sum);
    getchar();
    return 0;
}

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