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how to find the given number is prime or not?
- 6 Answers
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Answer / rahul tiwari
main()
{
int n,ctr=2,flag=0;
printf("enter the number to be checked\n");
scanf("%d",&n);
for(ctr=2;ctr<=n/2;ctr++)
{
if(n%ctr==0)
{
flag=1;
break;
}
}
if(flag==1)
printf("the given number is prime\n");
else
printf("the given number is not prime\n");
flag=9
getch();
}
| Is This Answer Correct ? | 8 Yes | 7 No |
Answer / rajamanickam.m
#include<stdio.h>
#include<conio.h>
#include<math.h>
void main()
{
int n,flag=0,ctr;
printf("enter the number to be checked\n");
scanf("%d",&n);
for(ctr=2;ctr<=sqrt(n);ctr++)
{
if(n%ctr==0)
{
flag=1;
break;
}
}
if(flag==0)
printf("the given number is prime\n");
else
printf("the given number is not prime\n");
getch();
}
| Is This Answer Correct ? | 3 Yes | 2 No |
Answer / shrikanth s.hallikhed
#include<stdio.h>
#include<conio.h>
#include<math.h>
void main()
{
int n,flag=0,ctr;
printf("enter the number to be checked\n");
scanf("%d",&n);
for(ctr=2;ctr<=sqrt(n);ctr++)
{
if(n%ctr==0)
{
flag=1;
break;
}
}
if(flag==1)
printf("the given number is prime\n");
else
printf("the given number is not prime\n");
getch();
}
| Is This Answer Correct ? | 3 Yes | 3 No |
Answer / arunkumar mt
#include<stdio.h>
#include<conio.h>
#include<math.h>
void main()
{
int i,n,flag=0;
clrscr();
printf("enter a number\n");
scanf("%d",&n);
for(i=2;i<=sqrt(n);i++)
{
if(n%i==0)
{
flag=1;
break;
}
}
if(flag==0)
{
printf("given number %d is prime",n);
}
else
{
printf("given number %d is not prime",n);
}
getch();
}
| Is This Answer Correct ? | 2 Yes | 3 No |
Answer / shweta
#include<stdio.h>
#include<conio.h>
void main()
{
int n,ctr=2,flag=0;
printf("enter the number to be checked\n");
scanf("%d",&n);
for(ctr=2;ctr<=n/2;ctr++)
{
if(n%ctr==0)
{
flag=1;
break;
}
}
if(flag==1)
printf("the given number is prime\n");
else
printf("the given number is not prime\n");
flag=0;
getch();
}
| Is This Answer Correct ? | 2 Yes | 5 No |
Answer / amit kumar
#include<stdio.h>
#include<conio.h>
#include<math.h>
void main()
{
int n,flag=0,ctr;
printf("enter the number to be checked\n");
scanf("%d",&n);
for(ctr=2;ctr<=sqrt(n);ctr++)
{
if(n%ctr==0)
{
flag=1;
break;
}
}
if(flag==0)
printf("the given number is prime\n");
else
printf("the given number is not prime\n");
getch();
}
| Is This Answer Correct ? | 2 Yes | 5 No |
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