1
2#include <math.h>
3#include <stdio.h>
4
5int xToI ( );
6
7int main ( void )
8{
9   printf ( "the answer is %d\n", xToI () );
10   return 0;
11}
12
13
14int xToI()
15{
16    return (int)floor(2.90) + 1;
17}
18
19