Submission #134664

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
134664	2019-07-23T06:52:10 Z	Boxworld	Boxes with souvenirs (IOI15_boxes)	C++14	10 / 100	3 ms	376 KB

boxes

#include "boxes.h"
#include <bits/stdc++.h>
using namespace std;
long long delivery(int N, int K, int L, int p[]){
    int m=-1;
    long long ans;
	for (int i=0;i<N;i++)
	if (p[i]*2<L)m=i;
	//left
	for (int i=m;i>=0;i-=K)ans+=p[i]*2;
	//right
	for (int i=m+1;i<N;i+=K)ans+=(L-p[i])*2;
	return ans;
}

Compilation message

boxes.cpp: In function 'long long int delivery(int, int, int, int*)':
boxes.cpp:13:9: warning: 'ans' may be used uninitialized in this function [-Wmaybe-uninitialized]
  return ans;
         ^~~

Subtask #1

10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	256 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	376 KB	Output is correct
6	Correct	3 ms	376 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct

Subtask #2

0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Incorrect	2 ms	256 KB	Output isn't correct
2	Halted	0 ms	0 KB	-

Subtask #3

0 / 15.0

#	Verdict	Execution time	Memory	Grader output
1	Incorrect	2 ms	376 KB	Output isn't correct
2	Halted	0 ms	0 KB	-

Subtask #4

0 / 15.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	256 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	376 KB	Output is correct
6	Correct	3 ms	376 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Incorrect	2 ms	256 KB	Output isn't correct
9	Halted	0 ms	0 KB	-

Subtask #5

0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	256 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	376 KB	Output is correct
6	Correct	3 ms	376 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Incorrect	2 ms	256 KB	Output isn't correct
9	Halted	0 ms	0 KB	-

Subtask #6

0 / 30.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	256 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	376 KB	Output is correct
6	Correct	3 ms	376 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Incorrect	2 ms	256 KB	Output isn't correct
9	Halted	0 ms	0 KB	-