This documentation is automatically generated by online-judge-tools/verification-helper
#define PROBLEM "https://judge.yosupo.jp/problem/predecessor_problem"
#include "set/multiset.hpp"
int main() {
cin.tie(0);
ios::sync_with_stdio(false);
TreeMultiSet<int> ms;
int n, q;
cin >> n >> q;
string s;
cin >> s;
for (int i = 0; i < (int)s.size(); i++) {
if (s[i] == '1') {
ms.add(i);
}
}
while (q--) {
int c, k;
cin >> c >> k;
switch (c) {
case 0:
if (!ms.count(k)) {
ms.add(k);
}
break;
case 1:
if (ms.count(k)) {
ms.remove(k);
}
break;
case 2:
cout << ms.count(k) << '\n';
break;
case 3: {
auto m = ms.find_upper(k);
cout << (m ? *m : -1) << '\n';
break;
}
case 4: {
auto m = ms.find_lower(k);
cout << (m ? *m : -1) << '\n';
break;
}
}
}
}Traceback (most recent call last):
File "/opt/hostedtoolcache/Python/3.12.0/x64/lib/python3.12/site-packages/onlinejudge_verify/documentation/build.py", line 71, in _render_source_code_stat
bundled_code = language.bundle(stat.path, basedir=basedir, options={'include_paths': [basedir]}).decode()
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/opt/hostedtoolcache/Python/3.12.0/x64/lib/python3.12/site-packages/onlinejudge_verify/languages/cplusplus.py", line 187, in bundle
bundler.update(path)
File "/opt/hostedtoolcache/Python/3.12.0/x64/lib/python3.12/site-packages/onlinejudge_verify/languages/cplusplus_bundle.py", line 401, in update
self.update(self._resolve(pathlib.Path(included), included_from=path))
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/opt/hostedtoolcache/Python/3.12.0/x64/lib/python3.12/site-packages/onlinejudge_verify/languages/cplusplus_bundle.py", line 260, in _resolve
raise BundleErrorAt(path, -1, "no such header")
onlinejudge_verify.languages.cplusplus_bundle.BundleErrorAt: set/multiset.hpp: line -1: no such header