//https://www.acmicpc.net/problem/1931 #include #include #include using namespace std;#define lli long long int int main() { int n; cin >> n; vector arr; for(int i=0; i> a >> b; arr.push_back(pair(b,a)); } sort(arr.begin(), arr.end()); int cnt=1; int end=arr[0].first; for(int i=1; i
//https://www.acmicpc.net/problem/2217#include #include using namespace std; int main() { int n,tmp; int rope[100001]; int ans=0; cin >> n; for(int i=1; i> rope[i]; sort(rope+1, rope+n+1); for(int i=1; i