Submission #433939

#	Time	Username	Problem	Language	Result	Execution time	Memory
433939		ismoilov	Virus Experiment (JOI19_virus)	C++14	0 / 100	1 ms	332 KiB

virus

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
#define IOS ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);
#define all(x) (x).begin(), (x).end()
#define fp(a,i,c) for(int (a) = (i); (a) < (c); (a)++)
#define fpp(a,i,c) for(int (a) = (i); (a) <= (c); (a)++)
#define fm(a,i,c) for(int (a) = (i); (a) > (c); (a)--)
#define fmm(a,i,c) for(int (a) = (i); (a) >= (c); (a)--)
void S()
{
	int m, r, c;
	string d;
	cin >> m >> r >> c >> d;
	vector <int> ans;
	int maxe = 0, maxw = 0;
	if(d.find('W') == -1)
		maxe = m, maxw = 0;
	else{
		int s = 0;
		fp(i,0,m){
			int j = i, s = 0;
			while(d[(j%m)] == 'E')
				j ++, s ++;
			maxe = max(maxe, s);
		}
	}
	if(d.find('E') == -1)
		maxe = 0, maxw = m;
	else{
		int s = 0;
		fp(i,0,m){
			int j = i, s = 0;
			while(d[(j%m)] == 'W')
				j ++, s ++;
			maxw = max(maxw, s);
		}
	}
	int a[r][c];
	fp(i,0,r)
		fp(j,0,c)
			cin >> a[i][j];
	fp(i,0,r){
		fp(j,0,c){
			if(a[i][j] == 0)
				continue;
			int l = j-1, r = j + 1;
			int mx = 0;
			while(l >= 0 && a[i][l] <= maxw)
				mx ++, l --;
			while(r < c && a[i][r] <= maxe)
				mx ++, r ++;
			ans.push_back(mx);
		}
	}
	sort(all(ans));
	int mx = 0;
	while(ans[mx] == ans[0])
		mx ++;
	cout << mx << "\n";
/*	for(auto it : ans)
		cout << it << " ";*/
	cout << ans[0]+1;
}
int main()
{
	IOS;
	S();
}

Compilation message (stderr)

virus.cpp: In function 'void S()':
virus.cpp:17:17: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   17 |  if(d.find('W') == -1)
      |     ~~~~~~~~~~~~^~~~~
virus.cpp:6:27: warning: unnecessary parentheses in declaration of 'i' [-Wparentheses]
    6 | #define fp(a,i,c) for(int (a) = (i); (a) < (c); (a)++)
      |                           ^
virus.cpp:21:3: note: in expansion of macro 'fp'
   21 |   fp(i,0,m){
      |   ^~
virus.cpp:20:7: warning: unused variable 's' [-Wunused-variable]
   20 |   int s = 0;
      |       ^
virus.cpp:28:17: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   28 |  if(d.find('E') == -1)
      |     ~~~~~~~~~~~~^~~~~
virus.cpp:6:27: warning: unnecessary parentheses in declaration of 'i' [-Wparentheses]
    6 | #define fp(a,i,c) for(int (a) = (i); (a) < (c); (a)++)
      |                           ^
virus.cpp:32:3: note: in expansion of macro 'fp'
   32 |   fp(i,0,m){
      |   ^~
virus.cpp:31:7: warning: unused variable 's' [-Wunused-variable]
   31 |   int s = 0;
      |       ^
virus.cpp:6:27: warning: unnecessary parentheses in declaration of 'i' [-Wparentheses]
    6 | #define fp(a,i,c) for(int (a) = (i); (a) < (c); (a)++)
      |                           ^
virus.cpp:40:2: note: in expansion of macro 'fp'
   40 |  fp(i,0,r)
      |  ^~
virus.cpp:6:27: warning: unnecessary parentheses in declaration of 'j' [-Wparentheses]
    6 | #define fp(a,i,c) for(int (a) = (i); (a) < (c); (a)++)
      |                           ^
virus.cpp:41:3: note: in expansion of macro 'fp'
   41 |   fp(j,0,c)
      |   ^~
virus.cpp:6:27: warning: unnecessary parentheses in declaration of 'i' [-Wparentheses]
    6 | #define fp(a,i,c) for(int (a) = (i); (a) < (c); (a)++)
      |                           ^
virus.cpp:43:2: note: in expansion of macro 'fp'
   43 |  fp(i,0,r){
      |  ^~
virus.cpp:6:27: warning: unnecessary parentheses in declaration of 'j' [-Wparentheses]
    6 | #define fp(a,i,c) for(int (a) = (i); (a) < (c); (a)++)
      |                           ^
virus.cpp:44:3: note: in expansion of macro 'fp'
   44 |   fp(j,0,c){
      |   ^~

• Subtask 1: 0 / 14
• Subtask 2: 0 / 6
• Subtask 3: 0 / 80