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



int main(){


	char *number,c;
	int i = 0;
	int length=0;
	number=(char*)malloc(100001*sizeof(char));

	while(scanf("%s",number)){
		
		length=strlen(number);
				

		if(number[0]=='E'){break;}	

		while(1){
		
			if(number[length-1]=='0'){
				length--;
				
			}


			else{
				number[length-1]-=1;
				break;	
		
			}
		
		}	

		if((i=atoi(number))==0){printf("%d\n",0);}
			else printf("%s\n",number);
	}
	
	
	return 0;
}