제출 #1290823

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1290823		ecen30	World Map (IOI25_worldmap)	C++20	컴파일 에러	0 ms	0 KiB

worldmap

//testing AI Code
#include <vector>
#include <algorithm>
#include <iostream>
using namespace std;

vector<vector<int>> create_map(int N, int M, vector<int> A, vector<int> B) {
    int K = N; // Simple approach: K=N
    vector<vector<int>> res(K, vector<int>(K, 1));
    // 1. Place each country on the main diagonal
    for (int i = 0; i < N; ++i)
        res[i][i] = i+1;
    // 2. For each adjacency, fill adjacent cells off the diagonal
    // Just a simple fill: place A[i] and B[i] in (row,col) and (row+1, col) as needed
    int idx = 0;
    for (int i = 0; i < M; ++i) {
        int x = idx % K, y = (idx / K) % K;
        res[x][y] = A[i];
        if (x+1 < K) res[x+1][y] = B[i];
        else if (y+1 < K) res[x][y+1] = B[i];
        idx++;
    }
    return res;
}



#include <vector>
#include <algorithm>
#include <iostream>
using namespace std;

vector<vector<int>> create_map(int N, int M, vector<int> A, vector<int> B) {
    int K = N; // Simple approach: K=N
    vector<vector<int>> res(K, vector<int>(K, 1));
    // 1. Place each country on the main diagonal
    for (int i = 0; i < N; ++i)
        res[i][i] = i+1;
    // 2. For each adjacency, fill adjacent cells off the diagonal
    // Just a simple fill: place A[i] and B[i] in (row,col) and (row+1, col) as needed
    int idx = 0;
    for (int i = 0; i < M; ++i) {
        int x = idx % K, y = (idx / K) % K;
        res[x][y] = A[i];
        if (x+1 < K) res[x+1][y] = B[i];
        else if (y+1 < K) res[x][y+1] = B[i];
        idx++;
    }
    return res;
}

컴파일 시 표준 에러 (stderr) 메시지

worldmap.cpp:33:21: error: redefinition of 'std::vector<std::vector<int> > create_map(int, int, std::vector<int>, std::vector<int>)'
   33 | vector<vector<int>> create_map(int N, int M, vector<int> A, vector<int> B) {
      |                     ^~~~~~~~~~
worldmap.cpp:7:21: note: 'std::vector<std::vector<int> > create_map(int, int, std::vector<int>, std::vector<int>)' previously defined here
    7 | vector<vector<int>> create_map(int N, int M, vector<int> A, vector<int> B) {
      |                     ^~~~~~~~~~