24 lines
358 B
C++
24 lines
358 B
C++
#include<bits/stdc++.h>
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using namespace std;
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int is_sushu(int n) {
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int i, mid;
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mid=(int)sqrt(n);
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for(i=2; i<=mid; i++)
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if(0 == n%i)
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return 0;
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return 1;
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}
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int main() {
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int n;
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printf("Enter a num: ");
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scanf("%d", &n);
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if(is_sushu(n))
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printf("%d is sushu!\n", n);
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else
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printf("%d is not sushu...\n", n);
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return 0;
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}
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