Source Code

Problem: 1503  User: birdman 
Memory: 80K  Time: 0MS 
Language: C  Result: Accepted 

Source Code 
#include<stdio.h>
#include<string.h>

int main()
{
	char a[110];
	int i,j,m;
	static int res[110];
	while(gets(a),strcmp(a,"0"))
	{
		m=strlen(a);
		for(i=109,j=m-1;j>=0;i--,j--)
		{
			res[i]+=a[j]-'0';
			res[i-1]+=res[i]/10;
			res[i]%=10;
		}
	}
	for(i=j=0;i<110;i++)
		if(res[j]||res[i])
			printf("%d",res[i]);
		else
			j++;		
	putchar('\n');
	return 0;
}