Problem 12

7 comments on “Problem 12”

• 
  

  Gourav

  n=int(input())
  flag=False
  for j in range (2,n):
  if(n%j==0):
  flag=True
  break
  if(flag):
  print(‘Not a prime’)
  else:
  print(‘yes i is a prime’)

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• 
  

  Pallipattu

  n=int(input())
  for i in range(2,n):
  if n%i==0:
  print(“no”)
  break
  else:
  print(“s”)

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• 
  

  shushank

  n=int(input())
  c=0
  if n>1:
  for i in range(2,n):
  a1=i
  if n%i==0:
  c=1
  break
  if c==0:
  print(“Prime Number”)
  else:
  print(“Not Prime Number”)
  else:
  print(“Not Prime Number”)

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• 
  

  Anand

  def prime(a):
  a=a
  for i in range(2,a):
  if a%i==0:
  count=1
  break
  else:
  count=0
  return(count)

  if __name__==”__main__”:
  a=int(input(“Please enter the number”))
  if a<=0:
  print("Please enter a positive number")
  elif a==1:
  print(a,"is a prime number")
  elif a==2:
  print(a,"is a prime number")
  else:
  count1=prime(a)
  if count1==1:
  print(a,"is not a prime number")
  elif count1==0:
  print(a,"is a prime number")

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• 
  

  Raman

  // Online C compiler to run C program online
  #include

  int main() {
  int x,c=0;
  scanf(“%d”,&x);
  int i;
  for(i=2;i<x;i++){
  if(x%i==0)
  c=1;
  }
  if(c==0 || x==2){
  printf("its a prime number");
  }
  else{
  printf("its a not prime number");
  }

  return 0;
  }

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• 
  

  Mohd Saif

  #python

  n=int(input(“Enter the no:\n”))
  if(n>1):
  for i in range(2,n):
  if(n%i==0):
  print(f”{n} is not a prime number”)
  break
  else:
  print(f”{n} is a prime number”)
  else:
  print(f”{n} is not a prime number”)

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• 
  

  Daipayan

  public static void main(String[] args) {
  int n = Integer.parseInt(args[0]);
  if (n == 2 || n == 3) {
  System.out.println(“composite”);
  return;
  }
  if (n % 2 == 0 || n % 3 == 0) {
  System.out.println(“composite”);
  return;
  }
  for (int i = 5; i * i <= n; i = i + 6) {
  if (n % i == 0) {
  System.out.println("composite");
  return;
  }
  }
  System.out.println("prime");
  }

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