#include<iostream>
int A[12];
int main(){
	int N;
	std::string S;
	std::cin>>N>>S;
	int* P = A + 1;
	for(int i=0;S[i]!='\0';i++){
		if(S[i] == '+'){
			(*P)++;
		}
		if(S[i] == '-'){
			(*P)--;
		}
		if(S[i] == '>'){
			P++;
		}
		if(S[i] == '<'){
			P--;
		}
		if(P <= A || A + N < P){
			std::cout<<"error\n";
			exit(0);
		}
	}
	for(int i=1;i<=N;i++){
		std::cout<<A[i]<<" ";
	}
	std::cout<<"\n";
	return 0;
}