Submission #775969

#	Time	Username	Problem	Language	Result	Execution time	Memory
775969		vjudge1	Awesome Arrowland Adventure (eJOI19_adventure)	C++17	22 / 100	1 ms	212 KiB

adventure

#include<bits/stdc++.h>
using namespace std;
#define lalala ios_base::sync_with_stdio(false);cin.tie(NULL);
#define endl "\n"
#define ll long long
#define pb push_back
#define N 2000005
int main(){
	lalala;
	int n,m;cin>>n>>m;
	int arr[n][m];
	int yes=0;
	int w,e,s,nor;w=nor=e=s=0;
	for(int i=0;i<n;i++){
		string str;cin>>str;
		for(int j=0;j<str.size();j++){
			if(str[j]=='E')e++;
			else if (str[j]=='N')nor++;

			else if (str[j]=='W')w++;

			else if (str[j]=='S')s++;
			else {
				if(j!=m-1)yes=1;
			}
		}
	}
	if(yes){
		cout<<-1<<endl;
		return 0;
	}
	ll int ans=0;
	ans=(w*2)+(s*3)+nor;
	cout<<ans<<endl;



}

Compilation message (stderr)

adventure.cpp: In function 'int main()':
adventure.cpp:16:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   16 |   for(int j=0;j<str.size();j++){
      |               ~^~~~~~~~~~~
adventure.cpp:11:6: warning: unused variable 'arr' [-Wunused-variable]
   11 |  int arr[n][m];
      |      ^~~

• Subtask 1: 10 / 10
• Subtask 2: 12 / 12
• Subtask 3: 0 / 12
• Subtask 4: 0 / 16
• Subtask 5: 0 / 50