結果

問題 No.3015 右に寄せろ!
ユーザー hibit_at
提出日時 2025-01-25 13:47:46
言語 C++23
(gcc 13.3.0 + boost 1.87.0)
結果
WA  
実行時間 -
コード長 4,404 bytes
コンパイル時間 2,408 ms
コンパイル使用メモリ 141,912 KB
実行使用メモリ 29,652 KB
最終ジャッジ日時 2025-01-25 22:59:00
合計ジャッジ時間 5,074 ms
ジャッジサーバーID
(参考情報)
judge3 / judge11
このコードへのチャレンジ
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ファイルパターン 結果
other AC * 11 WA * 25
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ソースコード

diff #
プレゼンテーションモードにする

#include <algorithm>
#include <iostream>
#include <iomanip>
#include <limits.h>
#include <map>
#include <math.h>
#include <numeric>
#include <queue>
#include <set>
#include <sstream>
#include <string>
#include <utility>
#include <vector>
#include <stack>
#include <complex>
using namespace std;
#define rep(i, n) for (int i = 0; i < n; i++)
#define rep1(i, n) for (int i = 1; i < n + 1; i++)
#define rev(i, n) for (int i = n - 1; i >= 0; i--)
#define all(A) A.begin(), A.end()
#define itr(A, l, r) A.begin() + l, A.begin() + r
#define debug(var) cout << #var << " = " << var << endl;
typedef long long ll;
template <typename T1, typename T2>
ostream &operator<<(ostream &os, const pair<T1, T2> &p)
{
os << "(" << p.first << "," << p.second << ")";
return os;
}
template <typename T1, typename T2>
istream &operator>>(istream &is, pair<T1, T2> &p)
{
is >> p.first >> p.second;
return is;
}
template <typename T>
ostream &operator<<(ostream &os, const vector<T> &v)
{
for (int i = 0; i < (int)v.size(); i++)
{
os << v[i] << (i + 1 != (int)v.size() ? " " : "");
}
return os;
}
template <typename T>
ostream &operator<<(ostream &os, const vector<vector<T>> &v)
{
for (int i = 0; i < (int)v.size(); i++)
{
os << v[i] << endl;
}
return os;
}
template <typename T>
ostream &operator<<(ostream &os, const vector<vector<vector<T>>> &v)
{
int n = v.size();
int m = v[0].size();
int p = v[0][0].size();
rep(k, p)
{
os << "k = " << k << endl;
rep(i, n)
{
rep(j, m)
{
os << v[i][j][k];
if (j < m - 1)
{
os << " ";
}
else
{
os << endl;
}
}
}
}
return os;
}
template <typename T>
istream &operator>>(istream &is, vector<T> &v)
{
for (T &in : v)
is >> in;
return is;
}
template <typename T, typename S>
ostream &operator<<(ostream &os, map<T, S> &mp)
{
for (auto &[key, val] : mp)
{
os << key << ":" << val << " ";
}
cout << endl;
return os;
}
template <typename T>
ostream &operator<<(ostream &os, set<T> st)
{
auto itr = st.begin();
for (int i = 0; i < (int)st.size(); i++)
{
os << *itr << (i + 1 != (int)st.size() ? " " : "");
itr++;
}
return os;
}
template <typename T>
ostream &operator<<(ostream &os, multiset<T> st)
{
auto itr = st.begin();
for (int i = 0; i < (int)st.size(); i++)
{
os << *itr << (i + 1 != (int)st.size() ? " " : "");
itr++;
}
return os;
}
template <typename T>
ostream &operator<<(ostream &os, queue<T> q)
{
while (q.size())
{
os << q.front() << " ";
q.pop();
}
return os;
}
template <typename T>
ostream &operator<<(ostream &os, deque<T> q)
{
while (q.size())
{
os << q.front() << " ";
q.pop_front();
}
return os;
}
template <typename T>
ostream &operator<<(ostream &os, stack<T> st)
{
while (st.size())
{
os << st.top() << " ";
st.pop();
}
return os;
}
template <typename T>
ostream &operator<<(ostream &os, priority_queue<T> pq)
{
while (pq.size())
{
os << pq.top() << " ";
pq.pop();
}
return os;
}
template <typename T>
ostream &operator<<(ostream &os, priority_queue<T, vector<T>, greater<T>> mpq)
{
while (mpq.size())
{
os << mpq.top() << " ";
mpq.pop();
}
return os;
}
#include<atcoder/segtree>
using namespace atcoder;
int op(int a,int b){
return min(a,b);
}
int e(){
return 1e9;
}
bool f(int prod){
return prod>0;
}
int main(){
string s;
cin >> s;
int n = s.size();
vector<int> a(n);
rep(i,n){
a[i] = s[i]=='1';
}
// debug(a);
segtree<int,op,e> seg(a);
int ans = 0;
rep(i,n){
if(i<2){
continue;
}
if(seg.get(i-2)==1 && seg.get(i-1)==1 && seg.get(i)==0){
// debug(i);
// debug("ok");
int idx = seg.min_left<f>(i);
// debug(idx);
int range = i-idx;
// debug(range);
seg.set(i,seg.get(i)^1);
seg.set(idx,seg.get(idx)^1);
ans += range/2;
}
}
cout << ans << endl;
}
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