Language: C++

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
#define fi first
#define se second
#define pi pair<ll,ll>
#define pii pair<ll,pi>
#define pb push_back
#define mk make_pair
int main() {
#ifndef ONLINE_JUDGE
	freopen("input.txt", "r", stdin);
	freopen("output.txt", "w", stdout);
#endif
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	priority_queue<pi>p;
	int n, m;
	cin >> n >> m;
	for (int i = 0; i < n; i++) {
		ll x;
		cin >> x;
		p.push({x, 1});
	}
	for (int i = 0; i < m; i++) {
		ll how, by;
		cin >> how >> by;
		p.push({by, how});
	}
	ll have = n;
	ll ans = 0;
	for (int i = 0; i < n; i++) {
		pi v = p.top();
		ll taken = min(have, p.top().se);
		ans += (taken * p.top().fi);#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
#define fi first
#define se second
#define pi pair<ll,ll>
#define pii pair<ll,pi>
#define pb push_back
#define mk make_pair
int main() {
#ifndef ONLINE_JUDGE
	freopen("input.txt", "r", stdin);
	freopen("output.txt", "w", stdout);
#endif
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	priority_queue<pi>p;
	int n, m;
	cin >> n >> m;
	for (int i = 0; i < n; i++) {
		ll x;
		cin >> x;
		p.push({x, 1});
	}
	for (int i = 0; i < m; i++) {
		ll how, by;
		cin >> how >> by;
		p.push({by, how});
	}
	ll have = n;
	ll ans = 0;
	for (int i = 0; i < n; i++) {#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
#define fi first
#define se second
#define pi pair<ll,ll>
#define pii pair<ll,pi>
#define pb push_back
#define mk make_pair
int main() {

	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	priority_queue<pi>p;
	int n, m;
	cin >> n >> m;
	for (int i = 0; i < n; i++) {
		ll x;
		cin >> x;
		p.push({x, 1});
	}
	for (int i = 0; i < m; i++) {
		ll how, by;
		cin >> how >> by;
		p.push({by, how});
	}
	ll have = n;
	ll ans = 0;
	for (int i = 0; i < n; i++) {
		pi v = p.top();
		ll taken = min(have, p.top().se);
		ans += (taken * p.top().fi);
		have -= taken;
		p.pop();
		if (have == 0)break;
	}
	cout << ans << endl;
}
		pi v = p.top();
		ll taken = min(have, p.top().se);
		ans += (taken * p.top().fi);
		have -= taken;
		p.pop();
		if (have == 0)break;
	}
	cout << ans << endl;
}
		have -= taken;
		p.pop();
		if (have == 0)break;
	}
	cout << ans << endl;
}

Compiler output:
a.cc:35:45: error: stray '#' in program
   35 |                 ans += (taken * p.top().fi);#include<bits/stdc++.h>
      |                                             ^
a.cc:66:38: error: stray '#' in program
   66 |         for (int i = 0; i < n; i++) {#include<bits/stdc++.h>
      |                                      ^
a.cc: In function 'int main()':
a.cc:35:46: error: 'include' was not declared in this scope
   35 |                 ans += (taken * p.top().fi);#include<bits/stdc++.h>
      |                                              ^~~~~~~
a.cc:35:54: error: 'bits' was not declared in this scope
   35 |                 ans += (taken * p.top().fi);#include<bits/stdc++.h>
      |                                                      ^~~~
a.cc:35:59: error: 'stdc' was not declared in this scope; did you mean 'std'?
   35 |                 ans += (taken * p.top().fi);#include<bits/stdc++.h>
      |                                                           ^~~~
      |                                                           std
a.cc:36:1: error: expected primary-expression before 'using'
   36 | using namespace std;
      | ^~~~~
a.cc:44:9: warning: empty parentheses were disambiguated as a function declaration [-Wvexing-parse]
   44 | int main() {
      |         ^~
a.cc:44:9: note: remove parentheses to default-initialize a variable
   44 | int main() {
      |         ^~
      |         --
a.cc:44:9: note: or replace parentheses with braces to value-initialize a variable
a.cc:44:12: error: a function-definition is not allowed here before '{' token
   44 | int main() {
      |            ^