Submission #1007866

#	Time	Username	Problem	Language	Result	Execution time	Memory
1007866		modwwe	Growing Vegetables is Fun 4 (JOI21_ho_t1)	C++17	0 / 100	1 ms	2392 KiB

Main

//https://www.instagram.com/_modwwe/
#pragma GCC optimize("Ofast,unroll-loops")
//#pragma GCC target("avx2,bmi,bmi2")
#include<bits/stdc++.h>
#define int long long
//#define ll long long
#define down cout<<'\n';
#define NHP     ios_base::sync_with_stdio(0);cout.tie(0);cin.tie(0);
#define modwwe  int t;cin>>t; while(t--)
#define bit(i,j) (i>>j&1)
#define sobit(a) __builtin_popcountll(a)
#define task "test"
#define fin(x) freopen(x".inp","r",stdin)
#define fou(x) freopen(x".out","w",stdout)
#define pb push_back
#define checktime   cerr << (double)clock() / CLOCKS_PER_SEC * 1000  << " ms";
using namespace std;
void phongbeo();
const int inf=1e18;
const int mod2=1e9+7;
const int  mod1=998244353;
struct icd
{
    int a,b;
};
struct ib
{
    int a;
    int b;
};
struct ic
{
    int a,b,c;
};
struct id
{
    int a,b,c,d;
};
struct ie
{
    int a,b,c, d,e,f;

};
int n,m,s1,s2,s4,s3,sf,k,r,mid,s5,s6,mx,s7,s8,s9,mx2,res,dem2=0,dem=0,l;
int  i,s10,s12;
int el=29;
main()
{
#ifndef ONLINE_JUDGE
///     fin(task),fou(task);
#endif
    NHP;
    /// cin>>s1;
    // modwwe
    phongbeo(),down
}
int a[200002];
int b[200002];
int c[200002];
void phongbeo()
{
     cin>>n;
     for(int i=1;i<=n;i++)
        cin>>a[i];
        s2=a[1];
        a[0]=-1;
        for(int i=1;i<=n;i++){
            b[i]=b[i-1]+max(a[i-1]-a[i]+1ll,0ll);
            }
 a[i+1]=-1;
             for(int i=n;i>=1;--i)
             { c[i]=c[i+1]+max(0ll,a[i+1]-a[i]+1ll);
             }
             s3=inf;
for(int i=1;i<=n;i++){
s3=min({s3,max(b[i],c[i])});
}
cout<<s3;
}

Compilation message (stderr)

Main.cpp:47:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   47 | main()
      | ^~~~
Main.cpp: In function 'void phongbeo()':
Main.cpp:63:6: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
   63 |      for(int i=1;i<=n;i++)
      |      ^~~
Main.cpp:65:9: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
   65 |         s2=a[1];
      |         ^~

• Subtask 1: 0 / 40
• Subtask 2: 0 / 60