Submission #1263485
Source Code Expand
#include <algorithm> #include <bitset> #include <cmath> #include <cstdio> #include <cstdlib> #include <ctime> #include <deque> #include <functional> #include <iomanip> #include <iostream> #include <list> #include <map> #include <numeric> #include <queue> #include <set> #include <sstream> #include <stack> #include <utility> #include <vector> typedef long long LL; using namespace std; #define MP make_pair int n,m,a[100100]; int main() { scanf("%d%d",&n,&m); while(m--){ int u,v; scanf("%d%d",&u,&v); a[u]++; a[v]++; } for(int i =1; i <= n; ++i){ if(a[i] % 2 == 1){ printf("NO\n"); return 0; } } printf("YES\n"); return 0; }
Submission Info
Submission Time | |
---|---|
Task | B - Unplanned Queries |
User | kp600168 |
Language | C++14 (GCC 5.4.1) |
Score | 500 |
Code Size | 766 Byte |
Status | AC |
Exec Time | 19 ms |
Memory | 768 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:25:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&n,&m); ^ ./Main.cpp:28:28: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&u,&v); ^
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 500 / 500 | ||||
Status |
|
|
Set Name | Test Cases |
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Sample | sample1.txt, sample2.txt |
All | sample1.txt, sample2.txt, in1.txt, in10.txt, in11.txt, in12.txt, in13.txt, in14.txt, in15.txt, in16.txt, in2.txt, in3.txt, in4.txt, in5.txt, in6.txt, in7.txt, in8.txt, in9.txt, sample1.txt, sample2.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
in1.txt | AC | 17 ms | 640 KB |
in10.txt | AC | 17 ms | 640 KB |
in11.txt | AC | 16 ms | 256 KB |
in12.txt | AC | 19 ms | 768 KB |
in13.txt | AC | 17 ms | 640 KB |
in14.txt | AC | 17 ms | 640 KB |
in15.txt | AC | 1 ms | 256 KB |
in16.txt | AC | 1 ms | 256 KB |
in2.txt | AC | 17 ms | 640 KB |
in3.txt | AC | 17 ms | 640 KB |
in4.txt | AC | 18 ms | 640 KB |
in5.txt | AC | 18 ms | 640 KB |
in6.txt | AC | 17 ms | 640 KB |
in7.txt | AC | 17 ms | 640 KB |
in8.txt | AC | 17 ms | 640 KB |
in9.txt | AC | 17 ms | 640 KB |
sample1.txt | AC | 1 ms | 256 KB |
sample2.txt | AC | 1 ms | 256 KB |