#include<bits/stdc++.h> using namespace std; #define ll long long #define ff first #define ss second #define pb push_back #define endl "\n" int n, m, x, y; int main(){ /*ifstream cin(".in"); ofstream cout(".out");*/ ios::sync_with_stdio(0); cin.tie(0); cout.tie(0); cin >> n >> m; for (int i = 0; i < m; i++){ cin >> x >> y; } for (int i = 0; i < n; i++){ for (int j = 0; j < n; j++){ cout << (i + j) % n + 1 << " "; } cout << endl; } }

/usr/bin/ld: /tmp/ccBitDWM.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccFzpwux.o:worldmap.cpp:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/ccBitDWM.o: in function `main':
grader.cpp:(.text.startup+0x5f3): undefined reference to `create_map(int, int, std::vector<int, std::allocator<int> >, std::vector<int, std::allocator<int> >)'
collect2: error: ld returned 1 exit status