Submission #1108624

#	Time	Username	Problem	Language	Result	Execution time	Memory
1108624		Ariadna	Gondola (IOI14_gondola)	C++14	Compilation error	0 ms	0 KiB

gondola

#include <bits/stdc++.h>
using namespace std;

int valid(int n, int inputSeq[]) {
    unordered_map<int, int> cnt;
    for (int i = 0; i < n; ++i) cnt[inputSeq[i]]++;
    if ((int)cnt.size() < n) return 0;
    
    for (int i = 1; inputSeq[0]+i <= n; ++i) {
        if (inputSeq[i] <= n && inputSeq[i] != inputSeq[0]+i) return 0;
    }
    
    for (int i = 1; inputSeq[0]-i > 0; ++i) {
        if (inputSeq[n-i] <= n && inputSeq[n-i] != inputSeq[0]-i) return 0;
    }
    return 1;
}

/*int replacement(int n, int gondolaSeq[], int replacementSeq[]) {

}

int countReplacement(int n, int inputSeq[]) {

}*/

Compilation message (stderr)

/usr/bin/ld: /tmp/ccaXcGeH.o: in function `main':
grader.cpp:(.text.startup+0xb6): undefined reference to `valid'
/usr/bin/ld: grader.cpp:(.text.startup+0x108): undefined reference to `countReplacement'
/usr/bin/ld: grader.cpp:(.text.startup+0x132): undefined reference to `replacement'
collect2: error: ld returned 1 exit status