Recursion c prime number

    #include<stdio.h>

int isPrime(int,int);

int main(){

    int num,prime;

    printf("Enter a positive number: ");
    scanf("%d",&num);

    prime = isPrime(num,num/2);

   if(prime==1)
        printf("%d is a prime number",num);
   else
      printf("%d is not a prime number",num);

   return 0;
}

int isPrime(int num,int i){

    if(i==1){
        return 1;
    }else{
       if(num%i==0)
         return 0;
       else
         isPrime(num,i-1);
    }
}

Source: stackoverflow.com

Similar codes

1 vote190 views1 answer
C constructor
C
0 vote186 views1 answer
Allocating memory for 1Mb text file in C
C
0 vote189 views1 answer
Passing FILE as argument in c
C
6 votes202 views2 answers
Stop redis server
C
1 vote207 views1 answer
Whoami bash file
C
0 vote193 views1 answer
Perl file handling
C
0 vote195 views1 answer
Xor in c
C
0 vote193 views1 answer
Python project script run
C
0 vote211 views1 answer
Print 0 1 2 3 4 in c while loop
C
0 vote202 views1 answer
Get configuration script window 7
C