#include <stdio.h>
int main(void){
	char S[21];
	
	scanf("%s",S);
	
	for(int i = 0; S[i] != 0; i++){
		if(S[i] == '<'){
			S[i] = '>';
		}else if(S[i] == '>'){
			S[i] = '<';
		}
	}
	
	printf("%s\n",S);
	
	return 0;
}