第四章例4-12

#include<stdio.h>
int main(void)
{
 int child,men,women;

 for(men=0;men<=45;men++)
  for(women=0;women<=45;women++)
   for(child=0;child<=45;child++)
    if(men+women+child==45&&men*3+women*2+child*0.5==45)
     printf("men=%d,women=%d,child=%d ",men,women,child);

 return 0;
}