[Offer收割]编程练习赛50 register

Ended

Participants:326

Verdict:Accepted
Score:100 / 100
Submitted:2018-03-11 13:04:45

Lang:GCC

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#include <stdio.h>
int SubseqSum( int A[], int N )  
{   int ThisSum, Startmark, re;
    int i;
    ThisSum = Startmark = 0;
    re = -1;
    for( i = 0; i < 2*N; i++ ) {
            ThisSum += A[i]; 
            if( ThisSum <= 0 )
            {
                ThisSum = 0;
                Startmark = i;
            }
    }
    if (Startmark < N)
    {
        re = Startmark + 2;
    }
    return re;  
}
int main(int argc, char const *argv[])
{
    int a[200000] = {0};
    int n, i;
    scanf("%d", &n);
    for (i = 0; i < n; i++)
    {
        scanf("%d", &a[i]);
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