Submission #1325175

#	Time	Username	Problem	Language	Result	Execution time	Memory
1325175		rainy3218	Question (Grader is different from the original contest) (CEOI14_question_grader)	C++20	Compilation error	0 ms	0 KiB

encoder

#include <bits/stdc++.h>
using namespace std;
int h[1000];
int fbits(int a) {
    int ret = 0;
    while(a) {
        ret += a & 1;
        a = a >> 1;
    }
    return ret;
}
void precomp() {
    int idx = 0;
    for(int i = 0; i < (1 << 12); i++) {
        if(fbits(i) == 6) {
            idx++;
            h[idx] = i;
        }
    }
}
int main() {
    precomp();
    int Q;
    int N, T;
    cin >> Q;
    cin >> N >> T;
    if(Q == 1) {
        for(int i = 1; i <= T; i++) {
            int a, b;
            cin >> a >> b;
            int c = 1;
            int aa = h[a];
            int bb = h[b];
            while((aa & 1) <= (bb & 1)) {
                c++;
                aa = aa >> 1;
                bb = bb >> 1;
            }
            cout << c << endl;
        }
    }
    else {
        for(int i = 1; i <= T; i++) {
            int a, b;
            cin >> a >> b;
            if(h[a] & (1 << (b - 1))) cout << "yes" << endl;
            else cout << "no" << endl;
        }
    }
}

decoder

#include <bits/stdc++.h>
using namespace std;
int h[1000];
int fbits(int a) {
    int ret = 0;
    while(a) {
        ret += a & 1;
        a = a >> 1;
    }
    return ret;
}
void precomp() {
    int idx = 0;
    for(int i = 0; i < (1 << 12); i++) {
        if(fbits(i) == 6) {
            idx++;
            h[idx] = i;
        }
    }
}
int main() {
    precomp();
    int Q;
    int N, T;
    cin >> Q;
    cin >> N >> T;
    if(Q == 1) {
        for(int i = 1; i <= T; i++) {
            int a, b;
            cin >> a >> b;
            int c = 1;
            int aa = h[a];
            int bb = h[b];
            while((aa & 1) <= (bb & 1)) {
                c++;
                aa = aa >> 1;
                bb = bb >> 1;
            }
            cout << c << endl;
        }
    }
    else {
        for(int i = 1; i <= T; i++) {
            int a, b;
            cin >> a >> b;
            if(h[a] & (1 << (b - 1))) cout << "yes" << endl;
            else cout << "no" << endl;
        }
    }
}

Compilation message (stderr)

# 1번째 컴파일 단계

/usr/bin/ld: /tmp/ccVz7KiI.o: in function `main':
grader_encode.c:(.text.startup+0x0): multiple definition of `main'; /tmp/ccHnJ70r.o:encoder.cpp:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/ccVz7KiI.o: in function `main':
grader_encode.c:(.text.startup+0x13a): undefined reference to `encode(int, int, int)'
collect2: error: ld returned 1 exit status