Submission #4072141
Source Code Expand
#include<cstdio> #include<bits/stdc++.h> typedef long long int ll; #define REP(i, n) for(int i = 0; i < (n); i++) #define FOR_IN(i, a, b) for(int i = (a); i < (b); i++) #define BETWEEN(x, a, b) ((x) >= (a) && (x) <= (b)) #define LOG_F 1 #define LOG(...) if(LOG_F) fprintf(stderr, __VA_ARGS__) using namespace std; /* n k a1 b1 ... an bn */ typedef pair<int,int> P; int n; ll k; P p[100000]; int main(){ cin >> n>>k; REP(i,n){ int a,b; cin>>a>>b; p[i] = make_pair(a,b); } sort(p,p+n); int ans=0; ll j = 0; REP(i,n){ j+=p[i].second; if(j>=k){ ans = p[i].first; break; } } cout << ans << endl; return 0; }
Submission Info
Submission Time | |
---|---|
Task | C - Big Array |
User | linuxojisan009 |
Language | C++14 (GCC 5.4.1) |
Score | 300 |
Code Size | 709 Byte |
Status | AC |
Exec Time | 84 ms |
Memory | 1024 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 | 82 ms | 1024 KB |
subtask_1_11.txt | AC | 84 ms | 1024 KB |
subtask_1_12.txt | AC | 78 ms | 1024 KB |
subtask_1_13.txt | AC | 74 ms | 1024 KB |
subtask_1_14.txt | AC | 77 ms | 1024 KB |
subtask_1_15.txt | AC | 82 ms | 1024 KB |
subtask_1_2.txt | AC | 4 ms | 256 KB |
subtask_1_3.txt | AC | 26 ms | 512 KB |
subtask_1_4.txt | AC | 51 ms | 768 KB |
subtask_1_5.txt | AC | 81 ms | 1024 KB |
subtask_1_6.txt | AC | 1 ms | 256 KB |
subtask_1_7.txt | AC | 2 ms | 256 KB |
subtask_1_8.txt | AC | 7 ms | 256 KB |
subtask_1_9.txt | AC | 36 ms | 512 KB |