Submission #1754654

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Source Code Expand

#include<iostream>
#include<cstdio>
#include<vector>
#include<string>
#include<functional>
#include<queue>
#include <iomanip>
#include<map>
#include<limits>
#include<cmath>
#include<algorithm>
#include<bitset>
#include<utility>
#include<complex>
#include<cstdlib>
#include<set>
#include<cctype>

#define DBG cerr << '!' << endl;
#define REP(i,n) for(int (i) = (0);(i) < (n);++i)
#define rep(i,s,g) for(int (i) = (s);(i) < (g);++i)
#define rrep(i,s,g) for(int (i) = (s);i >= (g);--(i))
#define PB push_back
#define MP make_pair
#define FI first
#define SE second
#define SHOW1d(v,n) {for(int i = 0;i < (n);i++)cerr << v[i] << ' ';cerr << endl << endl;}
#define SHOW2d(v,i,j) {for(int aaa = 0;aaa < i;aaa++){for(int bbb = 0;bbb < j;bbb++)cerr << v[aaa][bbb] << ' ';cerr << endl;}cerr << endl;}
#define ALL(v) v.begin(),v.end()

using namespace std;

typedef long long ll;
typedef vector<int> iv;
typedef vector<iv> iiv;
typedef vector<string> sv;

#define INF 1000000007;

bool lock[100010];
ll dp[100010];
ll a[100010],b[100010];

int main()
{
	int n;cin >> n;
	
	REP(i,n)dp[i] = INF;
	REP(i,n)cin >> a[i];
	REP(i,n)cin >> b[i];
	
	int now = 0;
	REP(i,n)
	{
		if(a[i] > now)
		{
			lock[i] = true;
			now = a[i];
		}
		dp[i] = min(dp[i],now);
	}
	
	now = 0;
	REP(i,n)
	{
		if(b[n-i-1] > now)
		{
			if(lock[n-i-1] && b[n-i-1] > dp[n-i-1])
			{
				cout << 0 << endl;
				return 0;
			}
			lock[n-i-1] = true;
		}
		now = b[n-i-1];
			
		dp[n-i-1] = min(dp[n-i-1],now);
	}
	
	ll ans = 1;
	
	REP(i,n)
	{
		if(!lock[i])
		{
			ans = (ans*dp[i]) % INF;
		}
	}
	
	//SHOW1d(dp,n);
	//SHOW1d(lock,n);
	
	cout << ans << endl;
	
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:60:24: error: no matching function for call to ‘min(ll&, int&)’
   dp[i] = min(dp[i],now);
                        ^
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/ostream:38,
                 from /usr/include/c++/5/iostream:39,
                 from ./Main.cpp:1:
/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:60:24: note:   deduced conflicting types for parameter ‘const _Tp’ (‘long long int’ and ‘int’)
   dp[i] = min(dp[i],now);
                        ^
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...