Submission #1554526

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Source Code Expand

#pragma GCC optimize("O3")
#include<bits/stdc++.h>
#define rc(x) return cout<<x<<endl,0
#define pb push_back
#define in insert
#define er erase
#define fr first
#define sc second
typedef long long ll;
const long long llinf=LLONG_MAX;
const int inf=INT_MAX;
const int nmax=1e5+5;
const int mod=1e9+7;
using namespace std;
int n,m,k,i,j,l,r,viz[801][801];
ll ans=llinf;
pair<ll,ll>a[]={{1,0},{-1,0},{0,1},{0,-1}};
char c[801][801];
void solve(int i,int j)
{
	viz[i][j]=1;
	int d=min({i,j,n-i-1,m-j-1});
	ans=min(ans,(d+k-1)/k);
	for(int t=0;t<4;t++)if(i+a[t].fr>=0 && i+a[t].fr<n && j+a[t].sc>=0 && j+a[t].sc<m && !viz[i+a[t].fr][j+a[t].sc] && c[i+a[t].fr][j+a[t].sc]!='#' && abs(l-i-a[t].fr)+abs(r-j-a[t].sc)<=k)solve(i+a[t].fr,j+a[t].sc);
}
int main()
{
	//freopen("sol.in","r",stdin);
	ios_base::sync_with_stdio(false);cin.tie(0);cerr.tie(0);cout.tie(0);
	cin>>n>>m>>k;
	for(i=0;i<n;i++)
	 for(j=0;j<m;j++)
	 {
	 	cin>>c[i][j];
	 	if(c[i][j]=='S')l=i,r=j;
	 }
	solve(l,r);
	cout<<ans+1<<endl;
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘void solve(int, int)’:
./Main.cpp:23:23: error: no matching function for call to ‘min(ll&, int)’
  ans=min(ans,(d+k-1)/k);
                       ^
In file included from /usr/include/c++/5/bits/char_traits.h:39:0,
                 from /usr/include/c++/5/ios:40,
                 from /usr/include/c++/5/istream:38,
                 from /usr/include/c++/5/sstream:38,
                 from /usr/include/c++/5/complex:45,
                 from /usr/include/c++/5/ccomplex:38,
                 from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:52,
                 from ./Main.cpp:2:
/usr/include/c++/5/bits/stl_algobase.h:195:5: note: candidate: template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)
     min(const _Tp& __a, const _Tp& __b)
     ^
/usr/include/c++/5/bits/stl_algobase.h:195:5: note:   template argument deduction/substitution failed:
./Main.cpp:23:23: note:   deduced conflicting types for parameter ‘const _Tp’ (‘long long int’ and ‘int’)
  ans=min(ans,(d...