gistfile1.h

#include<stdio.h>
#include<string.h>
#define MAX 205
void mirror(char*);
int main(){
	char input[MAX][MAX]={0};
	char result[MAX];
	int i,j,count;
	int maxlength = 0;
	int add;
	int carry;

	for(i=0,count=0;i<MAX;i++,count++){
		scanf("%s",&input[i]);
		if(strcmp(input[i],"0")==0) break;
		mirror(input[i]);
		maxlength = maxlength > strlen(input[i]) ? maxlength : strlen(input[i]);
	}

	for(i=0,carry=0;i<maxlength;i++){
		add = 0;
		for(j=0;j<count;j++){
			if(input[j][i]==0) continue;
			add += (input[j][i]-'0'); 
		}
		add += carry ;
		if(add>=10){
			carry = (add / 10);
		}else{
			carry = 0;
		}
		result[i] = (add % 10) + '0';
	}

	if(carry>0){
		result[i] = carry + '0';
	}
	mirror(result);
	for(i=0,count=0;i<strlen(result);i++){
		if(result[i]=='0'&&result[i+1]=='0'){
			count++;
			continue;
		}else{
			break;
		}
	}
	if((count+1)==strlen(result)){
		printf("0");
	}else{
		for(i=0;result[i]=='0';i++);
		for(i;i<strlen(result);i++){
			printf("%c",result[i]);
		}
	}
	printf("\n");
	return 0;
}
void mirror(char* input){
	int i;
	int len = strlen(input);
	char output[MAX]={0};
	sprintf(output,"%s",input);

	for(i=0;i<len;i++){
		input[i] = output[len-i-1];
	}
}