oj.uz

Submission #14215

# Submission time Handle Problem Language Result Execution time Memory
14215 2015-05-05T07:33:00 Z Fakeable medians (balkan11_medians) C++
100 / 100
 33 ms 1312 KB 
#include<cstdio>
bool chk[200200];
int main()
{
    int n,front;
    scanf("%d",&n);
    int left=1, right=2*n-1;
    scanf("%d",&front);
    printf("%d ",front);
    chk[front]=true;
    int mid=front;
    for(int i=1;i<n;i++) {
        scanf("%d",&front);
        if(!chk[front]) {
            printf("%d ",front);
            chk[front]=true;
            if(front<mid) {
                while(chk[left]) left++;
                chk[left]=true;
                printf("%d ",left);
            }
            else {
                while(chk[right]) right--;
                chk[right]=true;
                printf("%d ",right);
            }
        }
        else if(front==mid) {
            while(chk[left]) left++;
            while(chk[right]) right--;
            chk[left]=chk[right]=true;
            printf("%d %d ",left,right);
        }
        else if(front<mid) {
            while(chk[left]) left++;
            chk[left]=true;
            printf("%d ",left);
            while(chk[left]) left++;
            chk[left]=true;
            printf("%d ",left);
        }
        else {
            while(chk[right]) right--;
            chk[right]=true;
            printf("%d ",right);
            while(chk[right]) right--;
            chk[right]=true;
            printf("%d ",right);
        }
        mid=front;
    }
    return 0;
}

Compilation message

medians.cpp: In function 'int main()':
medians.cpp:6:19: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d",&n);
                   ^
medians.cpp:8:23: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d",&front);
                       ^
medians.cpp:13:27: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d",&front);
                           ^

Subtask #1
65.0 / 65.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 1312 KB Output is correct
2 Correct 0 ms 1312 KB Output is correct
3 Correct 0 ms 1312 KB Output is correct
4 Correct 0 ms 1312 KB Output is correct
5 Correct 0 ms 1312 KB Output is correct
6 Correct 0 ms 1312 KB Output is correct
7 Correct 0 ms 1312 KB Output is correct
8 Correct 0 ms 1312 KB Output is correct
9 Correct 0 ms 1312 KB Output is correct
10 Correct 0 ms 1312 KB Output is correct
11 Correct 0 ms 1312 KB Output is correct
12 Correct 0 ms 1312 KB Output is correct
13 Correct 0 ms 1312 KB Output is correct

Subtask #2
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 1312 KB Output is correct
2 Correct 0 ms 1312 KB Output is correct
3 Correct 0 ms 1312 KB Output is correct
4 Correct 9 ms 1312 KB Output is correct
5 Correct 9 ms 1312 KB Output is correct
6 Correct 19 ms 1312 KB Output is correct
7 Correct 33 ms 1312 KB Output is correct