제출 #883248

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
883248	2023-12-04 21:59:46	Servant_of_the_Lord	Mecho (IOI09_mecho)	C++17	79 / 100	620 ms	4064 KiB

mecho

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#include <bits/stdc++.h>
#define ll long long
using namespace std;
main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    ll x,y,z,a,b,c;
    cin>>x>>y;
    vector<string>v;
    vector<vector<ll>>w;
    for(ll i=0;i<x;i++)
    {
        string s;
        cin>>s;
        v.push_back(s);
        for(ll j=0;j<x;j++)
        {
            if(v[i][j]=='M')a=i,b=j;
            if(v[i][j]=='H')w.push_back({i,j});
        }
    }
    
    ll l=-1,h=x*x;
    while(l<h)
    {
        ll m=l+(h-l+1)/2;
 
 
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컴파일 시 표준 에러 (stderr) 메시지

mecho.cpp:6:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    6 | main()
      | ^~~~
mecho.cpp: In function 'int main()':
mecho.cpp:11:12: warning: unused variable 'z' [-Wunused-variable]
   11 |     ll x,y,z,a,b,c;
      |            ^
mecho.cpp:11:18: warning: unused variable 'c' [-Wunused-variable]
   11 |     ll x,y,z,a,b,c;
      |                  ^
mecho.cpp:35:21: warning: 'b' may be used uninitialized in this function [-Wmaybe-uninitialized]
   35 |         r.push({a,b});
      |                     ^
mecho.cpp:35:21: warning: 'a' may be used uninitialized in this function [-Wmaybe-uninitialized]

• Subtask 1: 79 / 100