Submission #445575

#	Time	Username	Problem	Language	Result	Execution time	Memory
445575		hgmhc	Examination (JOI19_examination)	C++17	2 / 100	3063 ms	2496 KiB

examination

#include <bits/stdc++.h>
#define REP(i,a,b) for (auto i = (a); i <= (b); ++i)
#define PER(i,a,b) for (auto i = (b); i >= (a); --i)
#define log2(x) (31-__builtin_clz(x))
#define ALL(x) (x).begin(), (x).end()
#define RALL(x) (x).rbegin(), (x).rend()
#define SZ(x) (int)(x).size()
#define mup(x,y) x = min(x,y)
#define Mup(x,y) x = max(x,y)
#define debug(x) cout << #x << " is " << x << el
#define el '\n'
using namespace std; using ll = long long; using ii = pair<int,int>; using iii = tuple<int,int,int>;
void solution(); int main() {ios::sync_with_stdio(0); cin.tie(0); solution();}
const int N = 100003;
int n, q;
ii student[N];
 
void input() {
    cin >> n >> q;
    REP(i,1,n) cin >> student[i].first >> student[i].second;
}
void solution() {
    input();
    REP(i,1,q) {
        int x, y, z; cin >> x >> y >> z;
        int cnt = 0;
        REP(i,1,n) {
            auto [a,b] = student[i];
            if (a >= x && b >= y && a+b >= z) ++cnt;
        }
        cout << cnt << el;
    }
}

• Subtask 1: 2 / 2
• Subtask 2: 0 / 20
• Subtask 3: 0 / 21
• Subtask 4: 0 / 57