Submission #551529

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
551529	2022-04-21 00:55:09	dungnguyenn_05	Crossing (JOI21_crossing)	C++17	0 / 100	2 ms	340 KiB

Main

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#include<bits/stdc++.h>
#define fs first
#define sc second
#define pb push_back
#define all(x) x.begin(),x.end()
using namespace std;
typedef long long ll;
const ll mod=1e9+3,N=200005;
ll n,q,h[10],t[N<<2],lz[N<<2],p[N],pre[N];
string s[10],cur;
char c[5]={'J','O','I'};
string xr(string a,string b)
{
    string res="";
    for(int i=0;i<n;i++)
    {
        if(a[i]==b[i])
        {
            res+=a[i];
            continue;
        }
        for(int j=0;j<3;j++)
            if(c[j]!=a[i] and c[j]!=b[i])
            {
                res+=c[j];
                break;
            }
    }
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

Main.cpp: In function 'int main()':
Main.cpp:137:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
  137 |     freopen(TASK".inp","r",stdin);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
Main.cpp:138:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
  138 |     freopen(TASK".out","w",stdout);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 3
• Subtask 2: 0 / 23
• Subtask 3: 0 / 23
• Subtask 4: 0 / 51