parenref of codejom 2013

parenref-codejom.cpp

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include <algorithm>
#include <iostream>
#include <map>
#include <vector>

using namespace std;
char tmp[10000];

void solve_by_line(){
    scanf("%[^\n]%*[\n]",tmp);
    for (int i = strlen(tmp); i >= 0 ; i--) {
        if (tmp[i] == '(') {
            printf(")");
        } else if (tmp[i] == ')') {
            printf("(");
        }
    }
    printf("\n");
}

int main(){
    
    //File Name
    char filename[100] = "parenref-1";
    char file_in[100] = "";
    char file_out[100] = "";
    strcpy(file_in, filename);
    strcpy(file_out, filename);
    strcat(file_in, ".in");
    strcat(file_out, ".out");
    
    //File input
    freopen(file_in,"r",stdin);
    
    //File output
    freopen(file_out,"w",stdout);
    
    int n;
    scanf("%d%*[\n]",&n);
    //memset(prime, 0, sizeof(prime));
    for(int i=1;i<=n;i++){
        solve_by_line();
    }
}