Submission #4635482
Source Code Expand
#include<stdio.h> #include<map> using namespace std; map<int, int> mp; int main() { //freopen("第五次-第三题.txt", "r", stdin); int n; scanf("%d", &n); int tmp; while (n--) { scanf("%d", &tmp); if (mp.find(tmp) == mp.end()) { mp[tmp] = 1; } else mp[tmp]++; } map<int, int>::iterator it; int cnt = 0; for (it = mp.begin(); it != mp.end(); ++it) { if (it->second % 2 != 0) cnt++; } printf("%d", cnt); }
Submission Info
Submission Time | |
---|---|
Task | C - Write and Erase |
User | Leon125 |
Language | C++14 (GCC 5.4.1) |
Score | 300 |
Code Size | 472 Byte |
Status | AC |
Exec Time | 56 ms |
Memory | 4864 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:11:17: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &n); ^ ./Main.cpp:15:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &tmp); ^
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 300 / 300 | ||||
Status |
|
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Set Name | Test Cases |
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Sample | sample_01.txt, sample_02.txt, sample_03.txt |
All | 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, sample_01.txt, sample_02.txt, sample_03.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
01.txt | AC | 13 ms | 256 KB |
02.txt | AC | 13 ms | 256 KB |
03.txt | AC | 56 ms | 4864 KB |
04.txt | AC | 14 ms | 256 KB |
05.txt | AC | 49 ms | 3328 KB |
06.txt | AC | 18 ms | 256 KB |
07.txt | AC | 12 ms | 256 KB |
08.txt | AC | 24 ms | 384 KB |
sample_01.txt | AC | 1 ms | 256 KB |
sample_02.txt | AC | 1 ms | 256 KB |
sample_03.txt | AC | 1 ms | 256 KB |