#include <stdio.h>
#include <stdlib.h>
#include <limits.h>
int main()
{
int x=3;
int y = 1;
int N = 1;
int f;
printf("Enter positive number value\n"); //scanf("%d", &x);
do
{
y = N;
N = N + 1;
f = y * N;
}while( N <= x);
return 0;
}
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