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Submission #1346183

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```#include <iostream>
#include <iomanip>
#include <string>
#include <vector>
#include <queue>
#include <algorithm>
#include <utility>
#include <cmath>
#include <map>
#include <set>
#include <stack>
#include <cstdio>
#include <cstdlib>
#include <cstring>
using namespace std;

#define INF_LL (ll)1e18
#define INF (int)1e9
#define REP(i, n) for(int i = 0;i < (n);i++)
#define FOR(i, a, b) for(int i = (a);i < (b);i++)
#define all(x) x.begin(),x.end()
using ll = long long;
using PII = pair<int, int>;

template<typename A, typename B>inline void chmin(A &a, B b){if(a > b) a = b;}
template<typename A, typename B>inline void chmax(A &a, B b){if(a < b) a = b;}

class Union_find{
private:
vector<int> par;
vector<int> rank;
int n;

public:
Union_find(int a){
n = a;
for(int i = 0;i < n;i++){
par.push_back(i);
rank.push_back(0);
}
}

int find(int x){
if(par[x] == x){
return x;
}else{
return par[x] = find(par[x]);
}
}

void unite(int x, int y){
x = find(x);
y = find(y);
if(x == y) return;

if(rank[x] < rank[y]){
par[x] = y;
}else{
par[y] = x;
if(rank[x] == rank[y]) rank[x]++;
}
}

bool same(int x, int y){
return find(x) == find(y);
}
};

class LazySegTree{
private:
int n;
vector<ll> node, lazy;
vector<bool> lazyFlag;
public:
LazySegTree(vector<ll> v){
int sz = v.size();
n = 1; while(n < sz) n *= 2;
node.resize(2*n-1, 0);
lazy.resize(2*n-1, 0);
lazyFlag.resize(2*n-1, false);
REP(i, sz) node[i+n-1] = v[i];
for(int i = n-2;i >= 0;i--) node[i] = node[2*i+1]+node[2*i+2];
}

void eval(int k, int l, int r){
if(lazyFlag[k]){
node[k] += lazy[k] * (r-l);
if(r-l > 1){
lazy[2*k+1] += lazy[k];
lazy[2*k+2] += lazy[k];
lazyFlag[2*k+1] = lazyFlag[2*k+2] = true;
}
lazy[k] = 0;
lazyFlag[k] = false;
}
}

void add(int a, int b, ll x, int k=0, int l=0, int r=-1){
if(r < 0) r = n;
eval(k, l, r);
if(b <= l || r <= a) return;

if(a <= l && r <= b){
lazy[k] += x;
lazyFlag[k] = true;
eval(k, l, r);
}else{
add(a, b, x, k*2+1, l, (l+r)/2);
add(a, b, x, k*2+2, (l+r)/2, r);
node[k] = node[k*2+1] + node[k*2+2];
}
}

ll query(int a, int b, int k=0, int l=0, int r=-1){
if(r < 0) r = n;
eval(k, l, r);

if(b <= l || r <= a) return 0;
if(a <= l && r <= b) return node[k];

return query(a, b, k*2+1, l, (l+r)/2) + query(a, b, k*2+2, (l+r)/2, r);
}
};

class Bucket{
private:
int n, bs, bn;
vector<ll> data;
vector<ll> bucket, lazy;
vector<bool> lazyFlag;
public:
Bucket(vector<ll> v, int sz){
data = v;
n = v.size();
bs = sz;
bn = (n + bs - 1) / bs;
data.resize(bn*bs, INF_LL);
bucket.assign(bn, INF_LL);
lazy.assign(bn, 0);
lazyFlag.assign(bn, 0);
REP(i, bn){
ll minx = INF_LL;
REP(j, bs){
chmin(minx, data[i*bs+j]);
}
bucket[i] = minx;
}
}

void eval(int k){
if(lazyFlag[k]){
lazyFlag[k] = false;
FOR(i, bs*k, bs*(k+1)){
data[i] = lazy[k];
}
lazy[k] = 0;
}
}

void update(int s, int t, int x){
REP(k, bn){
int l = k*bs, r = (k+1)*bs;
if(r <= s || t <= l) continue;
if(s <= l && r <= t){
lazyFlag[k] = true;
bucket[k] = x;
lazy[k] = x;
}else{
eval(k);
FOR(i, max(s, l), min(t, r)){
data[i] = x;
}
bucket[k] = INF_LL;
FOR(i, l, r){
chmin(bucket[k], data[i]);
}
}
}
}

ll query(int s, int t){
ll res = INF_LL;
REP(k, bn){
int l = k*bs, r = (k+1)*bs;
if(r <= s || t <= l) continue;
if(s <= l && r <= t){
chmin(res, bucket[k]);
}else{
eval(k);
FOR(i, max(s, l), min(t, r)){
chmin(res, data[i]);
}
}
}
return res;
}

};

int main(void){
cin.tie(0);
ios::sync_with_stdio(false);
int n;
string s;
cin >> n >> s;
int cnt = 0;
REP(i, s.size()){
if(s[i] == ')'){
cnt--;
if(cnt < 0){
s = '(' + s;
cnt++;
i++;
}
}else if(s[i] == '('){
cnt++;
}
}
if(cnt > 0)
s = s + string(cnt, ')');
cout << s << endl;
}
```

#### Submission Info

Submission Time 2017-06-10 22:17:12+0900 D - Insertion maze1230 C++14 (GCC 5.4.1) 400 4172 Byte AC 1 ms 256 KB

#### Test Cases

Set Name Score / Max Score Test Cases
Sample 0 / 0 s1.txt, s2.txt, s3.txt
All 400 / 400 in1.txt, in2.txt, in3.txt, in4.txt, in5.txt, in6.txt, in7.txt, in8.txt, in9.txt, s1.txt, s2.txt, s3.txt
Case Name Status Exec Time Memory
in1.txt 1 ms 256 KB
in2.txt 1 ms 256 KB
in3.txt 1 ms 256 KB
in4.txt 1 ms 256 KB
in5.txt 1 ms 256 KB
in6.txt 1 ms 256 KB
in7.txt 1 ms 256 KB
in8.txt 1 ms 256 KB
in9.txt 1 ms 256 KB
s1.txt 1 ms 256 KB
s2.txt 1 ms 256 KB
s3.txt 1 ms 256 KB