Submission #1591806
Source Code Expand
#include <bits/stdc++.h> #define REP(i, n) for(int i = 0; i < (int)(n); ++i) #define FOR(i, m, n) for(int i = (m); i < (int)(n); ++i) #define ALL(x) (x).begin(), (x).end() #define INF 2000000000 #ifdef LOCAL #define eprintf(...) fprintf(stdout, __VA_ARGS__) #else #define eprintf(...) 0 #endif using namespace std; typedef long long LL; typedef unsigned long long ULL; typedef unsigned int uint; int main() { ULL n, k; cin >> n >> k; map<int, ULL> mp; int a, b; REP(i, n) { cin >> a >> b; mp[a] += b; } ULL sum = 0; for(auto m : mp) { sum += m.second; if((ULL)k <= sum) { cout << m.first << endl; return 0; } } return 0; }
Submission Info
Submission Time | |
---|---|
Task | C - Big Array |
User | yoshi_k |
Language | C++14 (GCC 5.4.1) |
Score | 300 |
Code Size | 724 Byte |
Status | AC |
Exec Time | 89 ms |
Memory | 4224 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 300 / 300 | ||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | sample_01.txt, sample_02.txt |
All | sample_01.txt, sample_02.txt, subtask_1_1.txt, subtask_1_10.txt, subtask_1_11.txt, subtask_1_12.txt, subtask_1_13.txt, subtask_1_14.txt, subtask_1_15.txt, subtask_1_2.txt, subtask_1_3.txt, subtask_1_4.txt, subtask_1_5.txt, subtask_1_6.txt, subtask_1_7.txt, subtask_1_8.txt, subtask_1_9.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
sample_01.txt | AC | 1 ms | 256 KB |
sample_02.txt | AC | 1 ms | 256 KB |
subtask_1_1.txt | AC | 2 ms | 256 KB |
subtask_1_10.txt | AC | 89 ms | 4224 KB |
subtask_1_11.txt | AC | 74 ms | 896 KB |
subtask_1_12.txt | AC | 62 ms | 256 KB |
subtask_1_13.txt | AC | 56 ms | 256 KB |
subtask_1_14.txt | AC | 58 ms | 256 KB |
subtask_1_15.txt | AC | 62 ms | 256 KB |
subtask_1_2.txt | AC | 4 ms | 512 KB |
subtask_1_3.txt | AC | 28 ms | 2048 KB |
subtask_1_4.txt | AC | 56 ms | 3200 KB |
subtask_1_5.txt | AC | 85 ms | 4224 KB |
subtask_1_6.txt | AC | 1 ms | 256 KB |
subtask_1_7.txt | AC | 1 ms | 256 KB |
subtask_1_8.txt | AC | 6 ms | 640 KB |
subtask_1_9.txt | AC | 37 ms | 2432 KB |