Language: C++

#include <iostream>
#include <string>
#include <time.h>
#include <algorithm>
#include <map>
#include <set>
#include <vector>
using namespace std;
typedef long long  ll;
static const ll INF = (ll)1 << 62;
static const ll MOD = 1e9 + 7;
#define rep(i,s,n)for(ll i=s;i<n;i++)
#define repe(i,s,n)for(ll i=s;i<=n;i++)

ll a[100001];
vector<pair<ll, ll>> p;
int main() {
	ll n, m; cin >> n >> m;
	rep(i, 0, n)cin >> a[i];
	sort(a, a + n);

	rep(i, 0, m) {
		ll b, c; cin >> b >> c;
		p.push_back(make_pair(c, b));
	}
	sort(p.begin(), p.end());
	reverse(p.begin(), p.end());

	ll L = 0;
	ll ans = 0;
	for (vector<pair<ll, ll>>::iterator it = p.begin(); it != p.end(); it++) {
		ll R = it->second + L - 1;
		ll*  i = lower_bound(a + L, a + n, it->first);
		ll q = min(R, (i - a) - 1);

		if (q - L + 1 == 0)break;

		ans += (q - L + 1)*it->first;
		L += (q - L + 1);// it->second;
	}

	rep(i, L, n) ans += a[i];
	cout << ans << endl;

	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:34:27: error: no matching function for call to 'min(ll&, long int)'
   34 |                 ll q = min(R, (i - a) - 1);
      |                        ~~~^~~~~~~~~~~~~~~~
In file included from /usr/include/c++/14/string:51,
                 from /usr/include/c++/14/bits/locale_classes.h:40,
                 from /usr/include/c++/14/bits/ios_base.h:41,
                 from /usr/include/c++/14/ios:44,
                 from /usr/include/c++/14/ostream:40,
                 from /usr/include/c++/14/iostream:41,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h:233:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  233 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note:   template argument deduction/substitution failed:
a.cc:34:27: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'long int')
   34 |                 ll q = min(R, (i - a) - 1);
      |                        ~~~^~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  281 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:61,
                 from a.cc:4:
/usr/include/c++/14/bits/stl_algo.h:5686:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(initializer_list<_Tp>)'
 5686 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5686:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5696:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(initializer_list<_Tp>, _Compare)'
 5696 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5696:5: note:   template argument deduction/substitution failed:
a.cc:34:27: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   34 |                 ll q = min(R, (i - a) - 1);
      |                        ~~~^~~~~~~~~~~~~~~~