OJ Board

input and output is correct bt why wrong answer??


#include<stdio.h>

int main()
{
int i,b,flag,a,c,test,g,p;

scanf("%d",&test);

while(test--)
{
scanf("%d",&c);

a=2;
g=0;
p=(c/2)+1;
for(b=p;b<=c;b++)
{
flag=0;
for(i=2;i<=(b/2);i++)
if((b%i)==0)
{
flag=1;
break;
}

if(flag ...

i cannot finding the solution for a long long time .I am getting wrong answer for many times.
here is my code any body help me..

# include <stdio.h>
# include<string.h>
# include<ctype.h>


int a,b,i,j,flag,len,k;
char ch[100],kh[100];

int main()
{
int p;
while(gets(ch)!=NULL)
{
if ...