Ex23

#include <stdio.h>

int number(int num);

int main()
{
   system("color F0");
   int num,i;
   printf("Input number if you want to count:\nspace-1 \ntabulations-2 \nlines-3\n");
   scanf("%d",&num);
  if(num<1 || num>3){
   printf("Error,please enter number between 1 and 3\n");
   scanf("%d",&num);
  }
  if(num<=2){
   i=number(num);
   printf("in total %d\n",i);
  }
  if(num=3){
    i=number(num);
    printf("%d\n",i-1 );
  }
}

int number(int num)
{
  int c,amount=0;
  while((c=getchar())!=EOF){
    if(num==1){
        if(c==' '){
            ++amount;
        }
    }
    if(num==2){
        if(c=='\t'){
            ++amount;
        }
    }
    if(num==3){
        if(c=='\n'){
            ++amount;

        }
    }
  }
  return amount;
}