#include<stdio.h>int main() {int m,i,s=2,n;scanf("%d",&n);for(m=2;m<n;m++){if(n%m!=0)s=s+1; if(n%m==0)s=s;}if(s>=n)printf("prime\n");if(s<n)printf("not prime\n");return 0;}只有九十分,不知道哪里错了?
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