Submission #170073

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
170073	2019-12-24 01:25:02	gs18103	Examination (JOI19_examination)	C++14	100 / 100	727 ms	28580 KiB

examination

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#include <bits/stdc++.h>
#define fi first
#define se second
#define eb emplace_back
#define em emplace
#define all(v) v.begin(), v.end()
using namespace std;
typedef long long ll;
typedef pair <int, int> pii;
typedef pair <ll, ll> pll;
const int MAX = 101010;
const int INF = (1 << 30) - 1;
const ll LINF = 1LL << 60;
int ans[MAX], n, q;
pii arr[MAX];
vector <int> S, T[MAX], tree[MAX];
struct Query {
    int a, b, c, idx;
} query[MAX];
void update(int x, int y, int val) {
    x = upper_bound(all(S), x) - S.begin();
    while(x <= n) {
        int temp = upper_bound(all(T[x]), y) - T[x].begin();
        while(temp <= T[x].size()) {
            tree[x][temp] += val;
            temp += (temp & -temp);
 
 
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Compilation message (stderr)

examination.cpp: In function 'void update(int, int, int)':
examination.cpp:28:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         while(temp <= T[x].size()) {
               ~~~~~^~~~~~~~~~~~~~

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