Submission #85637

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
85637	2018-11-21T08:26:07 Z	memetkagan44	Lightning Conductor (POI11_pio)	C++11	100 / 100	334 ms	33232 KB

#include<bits/stdc++.h>
using namespace std;
int n,ar[500005],res[500005];
void solve(int l,int r,int optl,int optr){
    if(l>r)
        return;
    int mid=(l+r)/2;
    int opt=optl;
    for(int i=optl;i<=min(optr,mid);i++)
        if(ar[i]+sqrt(abs(mid-i))>ar[opt]+sqrt(abs(mid-opt)))
            opt=i;
    res[mid]=max(res[mid],ar[opt]-ar[mid]+(int)ceil(sqrt(abs(mid-opt))));
    solve(l,mid-1,optl,opt);
    solve(mid+1,r,opt,optr);
}
int main(){
    scanf("%d",&n);
    for(int i=1;i<=n;i++)
        scanf("%d",&ar[i]);
    solve(1,n,1,n);
    reverse(ar+1,ar+n+1);
    reverse(res+1,res+n+1);
    solve(1,n,1,n);
    for(int i=n;i>=1;i--)
        printf("%d\n",res[i]);
    return 0;
}

Compilation message

pio.cpp: In function 'int main()':
pio.cpp:17:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d",&n);
     ~~~~~^~~~~~~~~
pio.cpp:19:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d",&ar[i]);
         ~~~~~^~~~~~~~~~~~~

Subtask #1
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	380 KB	Output is correct

Subtask #2
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	384 KB	Output is correct

Subtask #3
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	432 KB	Output is correct

Subtask #4
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	20 ms	1220 KB	Output is correct

Subtask #5
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	35 ms	2148 KB	Output is correct

Subtask #6
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	38 ms	2808 KB	Output is correct
2	Correct	33 ms	2808 KB	Output is correct
3	Correct	41 ms	3424 KB	Output is correct

Subtask #7
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	61 ms	4612 KB	Output is correct
2	Correct	66 ms	5576 KB	Output is correct
3	Correct	57 ms	6612 KB	Output is correct

Subtask #8
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	161 ms	10028 KB	Output is correct
2	Correct	133 ms	11832 KB	Output is correct
3	Correct	135 ms	13856 KB	Output is correct

Subtask #9
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	288 ms	20056 KB	Output is correct
2	Correct	220 ms	21504 KB	Output is correct
3	Correct	216 ms	25624 KB	Output is correct

Subtask #10
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	331 ms	32924 KB	Output is correct
2	Correct	307 ms	32924 KB	Output is correct
3	Correct	334 ms	33144 KB	Output is correct

Subtask #11
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	317 ms	33144 KB	Output is correct
2	Correct	312 ms	33144 KB	Output is correct
3	Correct	314 ms	33232 KB	Output is correct