Submission #56962

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
56962	2018-07-13 10:30:31	choikiwon	즐거운 사진 수집 (JOI13_collecting)	C++17	100 / 100	2823 ms	141288 KiB

collecting

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#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
int N, M, Q;
int Log[1 << 20];
pii mrg(pii a, pii b) {
    if(a > b) swap(a, b);
    if(a.first == b.first) return {a.first, a.second + b.second};
    else return a;
}
struct BIT {
    vector<pii> tree;
    int level[20];
    void init() {
        tree = vector<pii>(4 * M);
        build(0, M - 1, 1);
    }
    void build(int l, int r, int n) {
        if(l == r) {
            tree[n] = {0, 1};
            return;
        }
        int m = (l + r)>>1;
        build(l, m, 2*n);
        build(m + 1, r, 2*n + 1);
 
 
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Compilation message (stderr)

collecting.cpp: In function 'int main()':
collecting.cpp:56:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d", &N, &Q);
     ~~~~~^~~~~~~~~~~~~~~~~
collecting.cpp:63:24: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         int t, x; scanf("%d %d", &t, &x);
                   ~~~~~^~~~~~~~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 20 / 20
• Subtask 3: 70 / 70