code. compile. run. debug. share.
#include<stdio.h>
#include <math.h>
int isPrime(int num);
int isPrime(int num){
if (num <=1) return 0;
for(int i = 2; i <=sqrt(num); ++i){
if(num %i ==0) return 0;
}
return 1;
}
int main(){
int num;
printf("정수를 입력하세요:");
scanf("%d", &num);
if(isPrime(num)){
printf("%d는 소수입니다.\n",num);
}
else{
printf("%d는 소수가 아닙니다.\n",num);
}
return 0;
}
Compiling Program...
Standard Input:
Interactive Console
Text
Program is not being debugged. Click "Debug" button to start program in debug mode.
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