문제 링크 : boj.kr/28018난이도 : G5태그 : 누적합코드#include #define all(x) (x).begin(), (x).end()#define INF 0x7FFFFFFFusing namespace std;using ll = long long;using ld = long double;using pii = pair;using pll = pair;int main(){ ios::sync_with_stdio(0); cin.tie(0); cout.tie(0); int n; cin >> n; int arr[1000002] = {}; for(int i = 0; i > s >> e; arr[s] += 1; arr[e+1] -= 1; } ..