#include <iostream>
using namespace std;
int main(void){
	string S;
	int count=0;
	cin>>S;
	int len=S.length();
	if(len>32){
		count++;
	}
	string reg;
	reg="1234567890abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
	int lr=reg.length();
	for(int i=0;i<len;i++){
		if(count>0){
			printf("400");
			break;
		}
		
		if(i==0||i==len-1){
				if(S[i]=='_'){
					count++;
					break;
				}
				else if(S[i]=='-'){
					count++;
					break;
				}
			}
			
		for(int j=0;j<lr;j++){
			if(S[i]==reg[j]){
				break;
			}
			else if(S[i]=='_'){
				break;
			}
			else if(S[i]=='-'){
				break;
			}
			
			if(j==lr-1){
				count++;
			}
		}
		if(i==len-1&&count==0){
			printf("200");
		}
	}
}