Submission #1112880

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1112880	2024-11-15 07:01:43	ntdaccode	Line Town (CCO23_day1problem3)	C++17	0 / 25	1 ms	336 KiB

Main

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#include<bits/stdc++.h>
#define fori(i,a,b) for(int i=a;i<=b;i++)
#define int long long
#define pb push_back
using namespace std;
typedef pair<int,int> ii;
typedef tuple<int,int,int> tp;
const int M=1e6+10;
const int N=5e5+10;
const int mod=1e9+7;
int n,f[N],a[N],b[N],g[N];
void sub1()
{
  int kq = 1e9;
  for(int pos = 0;pos <= n; pos++) {
    for(int i = 1;i <= n; i++) b[i] = a[i];
    bool ok = 0;
    int  res = 0;
    //
    for(int i = 1;i <= pos ; i++) {
      if(b[i] == 1) {
        if(b[i + 1] == 1 && i != pos) i++,res++;
        else ok = 1;
      }
    }
    for(int i = pos + 1;i <= n;i++) {
      if(b[i] == -1) {
        if(b[i + 1] == -1 && i != n) i++,res++;
        else ok = 1;
 
 
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Compilation message (stderr)

Main.cpp: In function 'int32_t main()':
Main.cpp:69:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   69 |     freopen("1.inp","r",stdin);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~
Main.cpp:70:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   70 |     freopen("1.out","w",stdout);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~
Main.cpp:75:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   75 |     freopen(task".inp","r",stdin);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
Main.cpp:76:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   76 |     freopen(task".out","w",stdout);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 3
• Subtask 2: 0 / 3
• Subtask 3: 0 / 3
• Subtask 4: 0 / 4
• Subtask 5: 0 / 4
• Subtask 6: 0 / 3
• Subtask 7: 0 / 2
• Subtask 8: 0 / 3