题解 | #牛牛的素数判断#
牛牛的素数判断
https://www.nowcoder.com/practice/81c8387f72824cceb5c955e3dbfd2882
#include <stdio.h>
int main() {
int a;
int count;
int n,i;
scanf("%d",&a);
while(scanf("%d",&n)!=EOF){
count=0;
for(i=1;i<=n;i++){
if(n%i==0)
count++;
}
if(count==2)
printf("true\n");
else
printf("false\n");
}
}
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