出错啦

#include<stdio.h>

int main(){
    int n=0,i=0,work=0,aim=0,hard=0,maxium=0,index=0,day=0;
    int a[9999999],b[9999999],t[9999999],c[9999999],m[9999999];
    scanf("%d",&n);
    day=n;
    for(i=0;i<n;i++)
    {
        scanf("%d %d %d",&t[i],&a[i],&b[i]);
        c[i]=a[i]-b[i];
        work+=b[i];
        aim+=t[i];
        hard+=a[i];
    }
    if(work>=aim)
    {
        printf("%d",n);
    }
    else if(hard<aim)
    {
        printf("-1");
    }
    else{
        work=0;
        while(work<aim)
        {
            maxium=c[0];
            for(int i=1;i<=n;i++)
            {
                if(c[i]>maxium)
                {
                    maxium=c[i];
                    index=i;
                    c[i]=0;
                }
            }
            work+=maxium;
            day--;
        }
        printf("%d",day+1);
    }
    return 0;
}