int main() { char way[10]; fscanf(fin,"%s",way); if(*way=='W') { solve_w(); } else { solve_n(); } return 0; }
int main(){ size_t num,temp,result; printf("input a number: "); scanf("%d",&num); result = solve_n(num); result *= result; printf("sum = %d\n",result); system("pause"); return(0); }