#include <stdio.h>
int main(void){
    char str[21];
    int i = 0;
    int w = 0;
    scanf( "%s", str );
    for( int i = 0; i <= 20; i++ ){
        if( str[i] == '\0' ){
            w = i;
            break;
        }
    }
    for( int i = w - 1; i >= 0; i-- ){
        printf( "%c", str[i] == '<' ? '>' : '<' );
    }
    printf( "\n" );
}