結果
問題 | No.587 七対子 |
ユーザー |
|
提出日時 | 2020-12-18 17:33:06 |
言語 | C++14 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 2 ms / 2,000 ms |
コード長 | 4,253 bytes |
コンパイル時間 | 1,620 ms |
コンパイル使用メモリ | 177,064 KB |
実行使用メモリ | 5,376 KB |
最終ジャッジ日時 | 2024-09-21 09:12:53 |
合計ジャッジ時間 | 2,552 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
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ファイルパターン | 結果 |
---|---|
other | AC * 35 |
コンパイルメッセージ
main.cpp: In function 'void Main()': main.cpp:23:37: warning: 'ans' may be used uninitialized [-Wmaybe-uninitialized] 23 | #define PRINT(obj) std::cout<<((obj))<<std::endl; | ^ main.cpp:140:8: note: 'ans' was declared here 140 | char ans; | ^~~
ソースコード
#include <bits/stdc++.h>using namespace std;#pragma region templateusing i32 = int32_t;using i64 = int64_t;using u32 = uint32_t;using u64 = uint64_t;using f32 = float;using f64 = double;using f80 = long double;using i128 = __int128_t;using u128 = __uint128_t;using vi32 = vector<i32>;using vi64 = vector<i64>;using vu32 = vector<u32>;using vu64 = vector<u64>;using vvi32 = vector<vector<int32_t>>;using vvi64 = vector<vector<int64_t>>;using vvu32 = vector<vector<uint32_t>>;using vvu64 = vector<vector<uint64_t>>;using pi32 = pair<i32,i32>;using pi64 = pair<i64,i64>;using Pu32 = pair<u32,u32>;using Pu64 = pair<u64,u64>;using vpi32 = vector<pi32>;using vpi64 = vector<pi64>;using vpu32 = vector<Pu32>;using vpu64 = vector<Pu64>;#define FOR(i,a,b) for(i64 i=(a), i##_len=(b); i<i##_len; ++i)#define RFOR(i,a,b) for(i64 i=(a), i##_len=(b); i>i##_len; --i)#define REP(i,n) FOR(i,0,n)#define ALL(obj) (obj).begin(),(obj).end()#define CLR(ar,val) memset(ar, val, sizeof(ar))#define SZ(obj) (static_cast<i64>(obj.size()))#define UNIQUE(v) v.erase(unique(v.begin(), v.end()), v.end());#define pb push_back#define mp make_pair#define fst first#define snd second#define PRINT(obj) std::cout<<((obj))<<std::endl;#define PutStr(str) std::cout<<((str));#define PutStrSp(str) std::cout<<((str))<<(" ");#define PutStrLn(str) std::cout<<((str))<<('\n');const i32 dx[4]={1,0,-1,0};const i32 dy[4]={0,1,0,-1};const int64_t INF64 = 1LL << 60;const int32_t INF32 = 1 << 30;const double pi = M_PI;const double eps = 1e-10;const int64_t Mod = 1e9+7;template<class T> inline bool chmax(T &a, const T &b) { if (a<b) { a=b; return 1; } return 0; }template<class T> inline bool chmin(T &a, const T &b) { if (b<a) { a=b; return 1; } return 0; }template<typename A, typename B> std::istream &operator>>(std::istream &is, std::pair<A, B> &p) { is >> p.first >> p.second;return is; }template<typename A, typename B> std::ostream &operator<<(std::ostream &os, const std::pair<A, B>& p) { os << p.first << ' ' << p.second;return os; }template<typename T> std::istream &operator>>(std::istream &is, std::vector<T> &v) { for(T& in : v) is >> in; return is; }template<typename T> std::ostream &operator<<(std::ostream &os, const std::vector<T> &v) { for(i32 i = 0; i < SZ(v); i++) os << v[i] << (i+1 != SZ(v)? " " : ""); return os; }string i128toString(i128 value) {string output;while (output.empty() || value > 0) {output = (char)(value % 10 + '0') + output;value /= 10;}return output;}istream& operator>>(istream &stream, i128 &v) {string s;stream >> s;bool neg = false;if(s[0] == '-') {s.erase(0, 1);neg = true;}int len = s.length();v = 0;for(int32_t i = 0; i < len;++i) {v = v * 10 + s[i] - '0';}if(neg) {v = -v;}return stream;}ostream& operator<<(ostream &stream, i128 v) {if (v == 0) {stream << "0";}else {if(v < 0) {stream << "-";v = -v;}stream << i128toString(v);}return stream;}string u128toString(u128 value) {string output;while (output.empty() || value > 0) {output = (char)(value % 10 + '0') + output;value /= 10;}return output;}istream& operator>>(istream &stream, u128 &v) {string s;stream >> s;bool neg = false;if(s[0] == '-') {s.erase(0, 1);neg = true;}int len = s.length();v = 0;for(int32_t i = 0; i < len;++i) {v = v * 10 + s[i] - '0';}if(neg) {v = -v;}return stream;}ostream& operator<<(ostream &stream, u128 v) {if (v == 0) {stream << "0";}else {if(v < 0) {stream << "-";v = -v;}stream << u128toString(v);}return stream;}void Main();int main() {ios::sync_with_stdio(false);cin.tie(nullptr);std::cout << std::fixed << std::setprecision(10);std::cerr << std::fixed << std::setprecision(10);Main();return 0;}#pragma endregionvoid Main(){string s;cin >> s;map<char, i32> mp;for (int i = 0; i < SZ(s); i++) mp[s[i]]++;int a = 0, b = 0;char ans;for (auto p : mp) {if (p.snd == 2) b++;if (p.snd == 1) {a++;ans = p.fst;}}if (b == 6 && a == 1) PRINT(ans)else PRINT("Impossible")}