Submission #922199

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
922199	2024-02-05T08:25:56 Z	Isam	Pismo (COCI18_pismo)	C++17	70 / 70	15 ms	1704 KB

pismo

#include<bits/stdc++.h>

using namespace std;

constexpr int sz = 1e5 + 6;

int n, a[sz];

signed main(){
	ios_base::sync_with_stdio(0), cin.tie(0), cout.tie(0);
	cin >> n;
	for(register int i = 1; i <= n; ++i){
		cin >> a[i];
	}
	
	int ans = (int)(1e9 + 7);
	for(register int i = 1; i <= n; ++i){
		int l = i - 1, r = i + 1, mn = (int)(1e9);
		while(l || r <= n){
			if(a[l] > a[i]) l = 0;
			if(a[r] > a[i]) r = n + 1;
			if(l && r <= n){
				if(a[l] > a[r]){
					mn = min(mn, a[l]);
					ans = min(ans, a[i] - mn);
			        --l;
				}else{
					mn = min(mn, a[r]);
					ans = min(ans, a[i] - mn);
					++r;
				}
			}else if(l){
				mn = min(mn, a[l]);
			    ans = min(ans, a[i] - mn);
			    --l;
		    }else if(r <= n){
		    	mn = min(mn, a[r]);
		    	ans = min(ans, a[i] - mn);
		    	++r;
			}else{
				break;
			}
		}
	//	cout << i << ' ' << ans << '\n';
	}
	cout << ans << '\n';
	
	
}

Compilation message

pismo.cpp: In function 'int main()':
pismo.cpp:12:19: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   12 |  for(register int i = 1; i <= n; ++i){
      |                   ^
pismo.cpp:17:19: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   17 |  for(register int i = 1; i <= n; ++i){
      |                   ^

Subtask #1

70.0 / 70.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	1 ms	348 KB	Output is correct
5	Correct	14 ms	1512 KB	Output is correct
6	Correct	15 ms	1704 KB	Output is correct
7	Correct	14 ms	1628 KB	Output is correct