#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
int main(){
int n; cin>>n;
vector<ll> x,y;
ll ma=-1;
for(int i=0;i<n;i++){
ll a; cin>>a;
x.push_back(a);
y.push_back(a);
}
vector<ll> in,de;
in.push_back(0);
de.resize(n+1);
ll ac=0;
for(int i=1;i<n;i++){
x[i]+=ac;
if(x[i]<=x[i-1]){
ac+=(x[i-1]-x[i])+1;
x[i]=x[i-1]+1;
}
in.push_back(ac);
}
ac=0;
for(int i=n-2;i>=0;i--){
y[i]+=ac;
if(y[i]<=y[i+1]){
ac+=(y[i+1]-y[i])+1;
y[i]=y[i+1]+1;
}
de[i]=ac;
//cout<<ac<<" ";
}
//cout<<endl;
ll res=1e14+1;
for(int i=0;i<n;i++){
ll rp=in[i];
rp+=max((ll)0,de[i]-in[i]);
res=min(res,rp);
}
cout<<res<<endl;
/*ll res=1e14+1;
for(int k=0;k<min((int)vma.size(),2);k++){
int i=vma[k];
ll ac=0;
vector<ll> y=x;
ll c=0;
for(int j=1;j<=i;j++){
if(y[j]<=y[j-1]){
ac+=(y[j-1]-y[j])+1;
c+=(y[j-1]-y[j])+1;
}
}
y[i]+=ac;
for(int j=i+1;j<n;j++){
if(y[j-1]<=y[j]){
c+=(y[j]-y[j-1])+1;
ac=0;
y[j-1]=y[j]+1;
}
if(y[j]+ac>=y[j-1]){
ac=abs(y[j]-y[j-1])-1;
}
y[j]+=ac;
}
res=min(res,c);
}
cout<<res<<endl;*/
}
Compilation message
Main.cpp: In function 'int main()':
Main.cpp:7:6: warning: unused variable 'ma' [-Wunused-variable]
7 | ll ma=-1;
| ^~
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
0 ms |
204 KB |
Output is correct |
| 2 |
Correct |
0 ms |
204 KB |
Output is correct |
| 3 |
Correct |
0 ms |
204 KB |
Output is correct |
| 4 |
Correct |
0 ms |
204 KB |
Output is correct |
| 5 |
Correct |
1 ms |
332 KB |
Output is correct |
| 6 |
Correct |
2 ms |
332 KB |
Output is correct |
| 7 |
Correct |
1 ms |
332 KB |
Output is correct |
| 8 |
Correct |
1 ms |
332 KB |
Output is correct |
| 9 |
Correct |
1 ms |
332 KB |
Output is correct |
| 10 |
Correct |
1 ms |
332 KB |
Output is correct |
| 11 |
Correct |
1 ms |
332 KB |
Output is correct |
| 12 |
Correct |
1 ms |
332 KB |
Output is correct |
| 13 |
Correct |
1 ms |
332 KB |
Output is correct |
| 14 |
Correct |
1 ms |
332 KB |
Output is correct |
| 15 |
Correct |
1 ms |
332 KB |
Output is correct |
| 16 |
Correct |
1 ms |
332 KB |
Output is correct |
| 17 |
Correct |
1 ms |
332 KB |
Output is correct |
| 18 |
Correct |
1 ms |
332 KB |
Output is correct |
| 19 |
Correct |
1 ms |
332 KB |
Output is correct |
| 20 |
Correct |
1 ms |
332 KB |
Output is correct |
| 21 |
Correct |
1 ms |
332 KB |
Output is correct |
| 22 |
Correct |
1 ms |
308 KB |
Output is correct |
| 23 |
Correct |
2 ms |
332 KB |
Output is correct |
| 24 |
Correct |
1 ms |
332 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
0 ms |
204 KB |
Output is correct |
| 2 |
Correct |
0 ms |
204 KB |
Output is correct |
| 3 |
Correct |
0 ms |
204 KB |
Output is correct |
| 4 |
Correct |
0 ms |
204 KB |
Output is correct |
| 5 |
Correct |
1 ms |
332 KB |
Output is correct |
| 6 |
Correct |
2 ms |
332 KB |
Output is correct |
| 7 |
Correct |
1 ms |
332 KB |
Output is correct |
| 8 |
Correct |
1 ms |
332 KB |
Output is correct |
| 9 |
Correct |
1 ms |
332 KB |
Output is correct |
| 10 |
Correct |
1 ms |
332 KB |
Output is correct |
| 11 |
Correct |
1 ms |
332 KB |
Output is correct |
| 12 |
Correct |
1 ms |
332 KB |
Output is correct |
| 13 |
Correct |
1 ms |
332 KB |
Output is correct |
| 14 |
Correct |
1 ms |
332 KB |
Output is correct |
| 15 |
Correct |
1 ms |
332 KB |
Output is correct |
| 16 |
Correct |
1 ms |
332 KB |
Output is correct |
| 17 |
Correct |
1 ms |
332 KB |
Output is correct |
| 18 |
Correct |
1 ms |
332 KB |
Output is correct |
| 19 |
Correct |
1 ms |
332 KB |
Output is correct |
| 20 |
Correct |
1 ms |
332 KB |
Output is correct |
| 21 |
Correct |
1 ms |
332 KB |
Output is correct |
| 22 |
Correct |
1 ms |
308 KB |
Output is correct |
| 23 |
Correct |
2 ms |
332 KB |
Output is correct |
| 24 |
Correct |
1 ms |
332 KB |
Output is correct |
| 25 |
Correct |
1 ms |
332 KB |
Output is correct |
| 26 |
Correct |
79 ms |
7964 KB |
Output is correct |
| 27 |
Correct |
76 ms |
8444 KB |
Output is correct |
| 28 |
Correct |
87 ms |
8448 KB |
Output is correct |
| 29 |
Correct |
80 ms |
8488 KB |
Output is correct |
| 30 |
Correct |
63 ms |
8604 KB |
Output is correct |
| 31 |
Correct |
77 ms |
8524 KB |
Output is correct |
| 32 |
Correct |
75 ms |
8476 KB |
Output is correct |
| 33 |
Correct |
80 ms |
8428 KB |
Output is correct |
| 34 |
Correct |
76 ms |
8496 KB |
Output is correct |
| 35 |
Correct |
73 ms |
8476 KB |
Output is correct |
| 36 |
Correct |
57 ms |
8540 KB |
Output is correct |
| 37 |
Correct |
57 ms |
8472 KB |
Output is correct |
| 38 |
Correct |
76 ms |
8556 KB |
Output is correct |
| 39 |
Correct |
84 ms |
8652 KB |
Output is correct |
| 40 |
Correct |
76 ms |
8464 KB |
Output is correct |
| 41 |
Correct |
77 ms |
8596 KB |
Output is correct |
| 42 |
Correct |
70 ms |
8460 KB |
Output is correct |
| 43 |
Correct |
77 ms |
8460 KB |
Output is correct |
| 44 |
Correct |
81 ms |
8496 KB |
Output is correct |
| 45 |
Correct |
76 ms |
8444 KB |
Output is correct |
| 46 |
Correct |
76 ms |
8484 KB |
Output is correct |
| 47 |
Correct |
77 ms |
8448 KB |
Output is correct |
| 48 |
Correct |
75 ms |
8452 KB |
Output is correct |
