Submission #774014

#	Time	Username	Problem	Language	Result	Execution time	Memory
774014		RecursiveCo	Growing Vegetables is Fun 4 (JOI21_ho_t1)	C++14	100 / 100	23 ms	8908 KiB

Main

// CF template, version 3.0

#include <bits/stdc++.h>

using namespace std;

#define improvePerformance ios_base::sync_with_stdio(false); cin.tie(0)
#define getTest int t; cin >> t
#define eachTest for (int _var=0;_var<t;_var++)
#define get(name) int (name); cin >> (name)
#define out(o) cout << (o)
#define getList(cnt, name) vector<int> (name); for (int _=0;_<(cnt);_++) { get(a); (name).push_back(a); }
#define sortl(name) sort((name).begin(), (name).end())
#define rev(name) reverse((name).begin(), (name).end())
#define forto(name, var) for (int (var) = 0; (var) < (name); (var)++)
#define decision(b) if (b){out("YES");}else{out("NO");}

#define int long long int

signed main() {
    improvePerformance;
    get(n);
    getList(n, nums);
    vector<int> pref;
    vector<int> suf;
    forto(n, i) {
        if (i == 0) pref.push_back(0);
        else pref.push_back(pref.back() + max(0ll, nums[i - 1] - nums[i] + 1));

        if (i == 0) suf.push_back(0);
        else suf.push_back(suf.back() + max(0ll, nums[n - i] - nums[n - i - 1] + 1));
    }
    int ans = 1e18;
    forto(n, i) ans = min(ans, max(pref[i], suf[n - i - 1]));
    out(ans);
}

Compilation message (stderr)

Main.cpp: In function 'int main()':
Main.cpp:10:23: warning: unnecessary parentheses in declaration of 'n' [-Wparentheses]
   10 | #define get(name) int (name); cin >> (name)
      |                       ^
Main.cpp:22:5: note: in expansion of macro 'get'
   22 |     get(n);
      |     ^~~
Main.cpp:12:40: warning: unnecessary parentheses in declaration of 'nums' [-Wparentheses]
   12 | #define getList(cnt, name) vector<int> (name); for (int _=0;_<(cnt);_++) { get(a); (name).push_back(a); }
      |                                        ^
Main.cpp:23:5: note: in expansion of macro 'getList'
   23 |     getList(n, nums);
      |     ^~~~~~~
Main.cpp:10:23: warning: unnecessary parentheses in declaration of 'a' [-Wparentheses]
   10 | #define get(name) int (name); cin >> (name)
      |                       ^
Main.cpp:12:76: note: in expansion of macro 'get'
   12 | #define getList(cnt, name) vector<int> (name); for (int _=0;_<(cnt);_++) { get(a); (name).push_back(a); }
      |                                                                            ^~~
Main.cpp:23:5: note: in expansion of macro 'getList'
   23 |     getList(n, nums);
      |     ^~~~~~~
Main.cpp:15:35: warning: unnecessary parentheses in declaration of 'i' [-Wparentheses]
   15 | #define forto(name, var) for (int (var) = 0; (var) < (name); (var)++)
      |                                   ^
Main.cpp:26:5: note: in expansion of macro 'forto'
   26 |     forto(n, i) {
      |     ^~~~~
Main.cpp:15:35: warning: unnecessary parentheses in declaration of 'i' [-Wparentheses]
   15 | #define forto(name, var) for (int (var) = 0; (var) < (name); (var)++)
      |                                   ^
Main.cpp:34:5: note: in expansion of macro 'forto'
   34 |     forto(n, i) ans = min(ans, max(pref[i], suf[n - i - 1]));
      |     ^~~~~

• Subtask 1: 40 / 40
• Subtask 2: 60 / 60