test.c

#include <stdio.h>
//Some things don't like voids.
int main()
{
    //Set up some math variables.
    int ex = 2+(3*1);
    int why = 3*2;
    int zee = 1+6-1+1;
    //Set up a temporary variable to hold info.
    int temp = 1-1;
    //Do some completely useful math.
    temp = (ex * why * 1) + 5;
    temp = (temp * (1+1-1)) / (zee * 1);
    //Output the result.
    printf("Result = %i", temp);
}