NIp5F2 - Online C++0x Compiler & Debugging Tool

// ~~ icebear ~~
#include <bits/stdc++.h>
using namespace std;
#define int long long
typedef long long ll;
typedef pair<int, int> ii;
typedef pair<int, ii> iii;

template<class T>
    bool minimize(T &a, const T &b) {
        if (a > b) return a = b, true;
        return false;
    }

template<class T>
    bool maximize(T &a, const T &b) {
        if (a < b) return a = b, true;
        return false;
    }

#define FOR(i,a,b) for(int i=(a); i<=(b); ++i)
#define FORR(i,a,b) for(int i=(a); i>=(b); --i)
#define REP(i, n) for(int i=0; i<(n); ++i)
#define RED(i, n) for(int i=(n)-1; i>=0; --i)
#define MASK(i) (1LL << (i))
#define BIT(S, i) (((S) >> (i)) & 1)
#define mp make_pair
#define pb push_back
#define fi first
#define se second
#define all(x) x.begin(), x.end()
#define task "icebear"

const int MOD = 1e9 + 7;
const int inf = 1e9 + 27092008;
const ll INF = 1e18 + 27092008;
const int N = 2e5 + 5;

mt19937_64 rd(chrono::steady_clock::now().time_since_epoch().count());
int random(int L, int R) {
    return L + rd() % (R - L + 1);
}

vector<int> G[N];
int t;
bool vis[N];
void dfs(int u, int s) {
    if (u != s) t = u;
    vis[u] = true;
    for(int v : G[u]) if (!vis[v]) dfs(v, s);
}

void gen(int i) {
    ofstream cout("gen.inp");
    int n = random(1, 1000), q = random(1, 1000);
    cout << n << ' ' << q << '\n';
    FOR(i, 1, q){
        int t = random(1, 2);
        if (t == 1) {
            int l = random(1, n);
            int r = random(1, n);
            cout << t << ' ' << l << ' ' << r << ' ' << random(1, 1000) << "\n";
        } else {
                        int l = random(1, n);
            int r = random(1, n);
            cout << t << ' ' << l << ' ' << r << '\n';
        }
    }
    cout.close();
}

void process(void) {
    FOR(i, 1, 50) {
        gen(i);

        system("task.exe");
        system("task_trau.exe");

        cout << "#Test " << i << ": ";
        if (system("fc gen.out gen.ans")) {
            cout << "WRONG!\n";
            exit(0);
        } else cout << "PASS!\n";
    }
}

signed main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0); cout.tie(0);
    if (fopen(task".inp", "r")) {
        freopen(task".inp", "r", stdin);
        freopen(task".out", "w", stdout);
    }
    int tc = 1;
//    cin >> tc;
    while(tc--) {
        process();
    }
    return 0;
}