#include <algorithm> #include<bits/stdc++.h> using namespace std; #define MAX 10001 bool flag[MAX] = {false}; int main() { int len; int m; cin >> len; while(cin >> m) { int a, b; for(int i = 0; i < m; i++) { cin >> a >> b; int left = min(a,b); int right = max(a...