Submission #81764

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
81764	2018-10-26 13:18:54	AngelKnows	Swap (BOI16_swap)	C++14	100 / 100	164 ms	55448 KiB

swap

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#include <bits/stdc++.h>
using namespace std;
#define FOR(i,n) for (int i=1;i<=n;i++)
#define REP(i,a,b) for (int i=a;i<=b;i++)
 
#define pb push_back
#define fi first
#define se second
#define pi pair<int,int>
#define mp make_pair
#define sz(x) ((int)(x).size())
 
typedef long long ll;
const int inf=0x3f3f3f3f;
const ll linf=1e18;
const int N=200000+10;
const double eps=1e-5;
const int mo=1e9+7;
int n;
int a[N],b[N];
int p=1;
int q[N][46],len[N];
// q[i]存放在i处的预约元素的原来位置 
int mn,pos;
bool used[N],vis[N];
struct edge {
  int to,nxt;
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

swap.cpp: In function 'bool ok(int, int)':
swap.cpp:83:7: warning: unused variable 'f' [-Wunused-variable]
  bool f=0;
       ^
swap.cpp: In function 'int main()':
swap.cpp:162:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d",&n);
     ~~~~~^~~~~~~~~
swap.cpp:163:19: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     FOR(i,n) scanf("%d",&a[i]);
              ~~~~~^~~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 11 / 11
• Subtask 3: 27 / 27
• Subtask 4: 20 / 20
• Subtask 5: 32 / 32