Submission #1774457
Source Code Expand
#include <cstdio> #include <algorithm> using namespace std; int n, s; pair<int, int> a[100005]; int main() { int i; scanf("%d", &n); for(i=0; i<n; i++) scanf("%d", &a[i].first), a[i].second = i; sort(a, a+n); for(i=0; i<n; i++) s += abs(a[i].second - i) % 2; printf("%d", s/2); return 0; }
Submission Info
Submission Time | |
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Task | C - BBuBBBlesort! |
User | t1234 |
Language | C++14 (GCC 5.4.1) |
Score | 600 |
Code Size | 309 Byte |
Status | AC |
Exec Time | 19 ms |
Memory | 896 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:8:17: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &n); ^ ./Main.cpp:9:62: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] for(i=0; i<n; i++) scanf("%d", &a[i].first), a[i].second = i; ^
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 600 / 600 | ||||
Status |
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Set Name | Test Cases |
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Sample | s1.txt, s2.txt |
All | 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, 13.txt, 14.txt, 15.txt, 16.txt, 17.txt, 18.txt, 19.txt, 20.txt, 21.txt, 22.txt, s1.txt, s2.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
01.txt | AC | 19 ms | 896 KB |
02.txt | AC | 19 ms | 896 KB |
03.txt | AC | 19 ms | 896 KB |
04.txt | AC | 19 ms | 896 KB |
05.txt | AC | 17 ms | 896 KB |
06.txt | AC | 17 ms | 896 KB |
07.txt | AC | 17 ms | 896 KB |
08.txt | AC | 12 ms | 896 KB |
09.txt | AC | 12 ms | 896 KB |
10.txt | AC | 12 ms | 896 KB |
11.txt | AC | 12 ms | 896 KB |
12.txt | AC | 12 ms | 896 KB |
13.txt | AC | 12 ms | 896 KB |
14.txt | AC | 17 ms | 896 KB |
15.txt | AC | 17 ms | 896 KB |
16.txt | AC | 17 ms | 896 KB |
17.txt | AC | 17 ms | 896 KB |
18.txt | AC | 1 ms | 128 KB |
19.txt | AC | 1 ms | 128 KB |
20.txt | AC | 1 ms | 128 KB |
21.txt | AC | 1 ms | 128 KB |
22.txt | AC | 1 ms | 128 KB |
s1.txt | AC | 1 ms | 128 KB |
s2.txt | AC | 1 ms | 128 KB |