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