View Code of Problem 101

#include<stdio.h>
#include<string.h>
int main()
{
	char s[100];
	char t[100];
	int i;
	
	
	while(gets(s)!=NULL)
	{
		int k=0;
		int z=0;
		int le_s=strlen(s);
		for(i=le_s-1;i>=0;i--)
		{
			if(s[i]>='0'&&s[i]<='9')
			{
				t[k]=s[i];
				if((k+1-z)%3==0)
				{
				
					k++;
					t[k]=',';
					z++;
					
				}
				k++;
				
			}
		}
		t[k]='\0';
		int le_t=strlen(t);
		for(i=le_t-1;i>0;i--)
			printf("%c",t[i]);
		printf("\n");

	}
	
	
	
	
	return 0;
}

Double click to view unformatted code.


Back to problem 101