#define PROBLEM \
"https://judge.u-aizu.ac.jp/onlinejudge/description.jsp?id=DSL_2_B"
#include<bits/stdc++.h>#include"library/algebra/group/Add.hpp"
#include"library/datastructure/FenwickTree.hpp"intmain(){std::ios::sync_with_stdio(false);std::cin.tie(nullptr);intn,q;std::cin>>n>>q;FenwickTree<GroupAdd<int>>ft(n);while(q--){intc,s,t;std::cin>>c>>s>>t;s--;if(c){assert(s<=t);std::cout<<ft.prod(s,t)<<"\n";}elseft.multiply(s,t);}}
Traceback(mostrecentcalllast):File"/opt/hostedtoolcache/Python/3.14.0/x64/lib/python3.14/site-packages/onlinejudge_verify/documentation/build.py",line71,in_render_source_code_statbundled_code=language.bundle(stat.path,basedir=basedir,options={'include_paths':[basedir]}).decode()~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^File"/opt/hostedtoolcache/Python/3.14.0/x64/lib/python3.14/site-packages/onlinejudge_verify/languages/cplusplus.py",line187,inbundlebundler.update(path)~~~~~~~~~~~~~~^^^^^^File"/opt/hostedtoolcache/Python/3.14.0/x64/lib/python3.14/site-packages/onlinejudge_verify/languages/cplusplus_bundle.py",line401,inupdateself.update(self._resolve(pathlib.Path(included),included_from=path))~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^File"/opt/hostedtoolcache/Python/3.14.0/x64/lib/python3.14/site-packages/onlinejudge_verify/languages/cplusplus_bundle.py",line401,inupdateself.update(self._resolve(pathlib.Path(included),included_from=path))~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^File"/opt/hostedtoolcache/Python/3.14.0/x64/lib/python3.14/site-packages/onlinejudge_verify/languages/cplusplus_bundle.py",line312,inupdateraiseBundleErrorAt(path,i+1,"#pragma once found in a non-first line")onlinejudge_verify.languages.cplusplus_bundle.BundleErrorAt:library/algebra/group/Concepts.hpp:line3:#pragmaoncefoundinanon-firstline