为什么90 求大神检查.

#include<stdio.h> 
int xuhao[301];
int yuwen[301];
int shuxue[301];
int waiyu[301];
int zongshu[301];
int  main()
{
    int n;
    scanf("%d",&n);
    for(int i=1;i<=n;i++)
    {
        xuhao[i]=i;
        scanf("%d%d%d",&yuwen[i],&shuxue[i],&waiyu[i]);
        zongshu[i]=yuwen[i]+shuxue[i]+waiyu[i];
    }
    int t1=0;
    int t2=0;
    for(int j=1;j<=n;j++)  
    {  
        for(int i=n;i>j;i--)  
        {  
            if(
                (zongshu[i]>zongshu[i-1])||
                (
                    zongshu[i]==zongshu[i-1]&&

yuwen[i]>yuwen[i-1] )||

                (
                    zongshu[i]==zongshu[i-1]&&
                    yuwen[i]==yuwen[i-1]&&
                    xuhao[i]<xuhao[i-1]

) )

            {  
                t1=zongshu[i];  
                zongshu[i]=zongshu[i-1];  
                zongshu[i-1]=t1;
                t2=xuhao[i];
                xuhao[i]=xuhao[i-1];
                xuhao[i-1]=t2;  
            }     
        }  
    }
    for(int i=1;i<=5;i++)
    {
        printf("%d ",xuhao[i]);
        printf("%d\n",zongshu[i]);
    }
}