ARC053 C. 魔法使い高橋君

Difficulty:1901

問題

解法

実装

code:cpp

bool solve(){

LL(n);

vector<pair<ll,ll>>a,b;

rep(i,n){

LL(l,r);

if(l-r>0)a.push_back({l,r});

else b.push_back({l,r});

}

return r1>r2;

});

return l1<l2;

});

ll ans{},now{};

chmax(ans,now+l);

now += l-r;

}

chmax(ans,now+l);

now += l-r;

}

O(ans);

return false;

}