Submission #1651364
Source Code Expand
#include<bits/stdc++.h> using namespace std; int N = 200020,Q; int bit[200030] = {0}; void init() { for(int i = 0; i < N; i++)bit[i] = 0; return; } void add(int i,int x) { while(i <= N) { bit[i] += x; i += i & -i; } return; } int sum(int i) { int res = 0; while(i > 0) { res += bit[i]; i -= i & -i; } return res; } int main() { scanf("%d",&Q); init(); for(int i = 0; i < Q; i++) { int k,x; scanf("%d%d",&k,&x); if(k == 1)add(x,1); else { int l = 1,r = N; while(r - l > 0) { int mid = (l + r) / 2; if(sum(mid) < x)l = mid + 1; else r = mid; } printf("%d\n",l); add(l,-1); } } return 0; }
Submission Info
Submission Time | |
---|---|
Task | C - データ構造 |
User | unit |
Language | C++14 (GCC 5.4.1) |
Score | 100 |
Code Size | 917 Byte |
Status | AC |
Exec Time | 81 ms |
Memory | 1664 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:36:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&Q); ^ ./Main.cpp:41:28: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&k,&x); ^
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 100 / 100 | ||||
Status |
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Set Name | Test Cases |
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Sample | sample_01.txt, sample_02.txt |
All | sample_01.txt, sample_02.txt, subtask1_01.txt, subtask1_02.txt, subtask1_03.txt, subtask1_04.txt, subtask1_05.txt, subtask1_06.txt, subtask1_07.txt, subtask1_08.txt, subtask1_09.txt, subtask1_10.txt, subtask1_11.txt, subtask1_12.txt, subtask1_13.txt, subtask1_14.txt, subtask1_15.txt, subtask1_16.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
sample_01.txt | AC | 2 ms | 1024 KB |
sample_02.txt | AC | 1 ms | 1024 KB |
subtask1_01.txt | AC | 1 ms | 1024 KB |
subtask1_02.txt | AC | 1 ms | 1024 KB |
subtask1_03.txt | AC | 1 ms | 1024 KB |
subtask1_04.txt | AC | 7 ms | 1024 KB |
subtask1_05.txt | AC | 14 ms | 1152 KB |
subtask1_06.txt | AC | 2 ms | 1024 KB |
subtask1_07.txt | AC | 37 ms | 1152 KB |
subtask1_08.txt | AC | 81 ms | 1664 KB |
subtask1_09.txt | AC | 81 ms | 1664 KB |
subtask1_10.txt | AC | 59 ms | 1280 KB |
subtask1_11.txt | AC | 60 ms | 1280 KB |
subtask1_12.txt | AC | 36 ms | 1024 KB |
subtask1_13.txt | AC | 81 ms | 1664 KB |
subtask1_14.txt | AC | 81 ms | 1664 KB |
subtask1_15.txt | AC | 61 ms | 1664 KB |
subtask1_16.txt | AC | 53 ms | 1408 KB |