結果
| 問題 |
No.81 すべて足すだけの簡単なお仕事です。
|
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2020-08-27 00:13:26 |
| 言語 | C++17(gcc12) (gcc 12.3.0 + boost 1.87.0) |
| 結果 |
AC
|
| 実行時間 | 3 ms / 5,000 ms |
| コード長 | 4,161 bytes |
| コンパイル時間 | 12,823 ms |
| コンパイル使用メモリ | 279,512 KB |
| 最終ジャッジ日時 | 2025-01-13 15:08:43 |
|
ジャッジサーバーID (参考情報) |
judge5 / judge5 |
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| ファイルパターン | 結果 |
|---|---|
| other | AC * 30 |
ソースコード
#pragma GCC target("avx2")
#pragma GCC optimize("03")
#pragma GCC optimize("unroll-loops")
#include <bits/stdc++.h>
using namespace std; typedef long double ld; typedef long long ll;
typedef unsigned long long ull;
#define endl "\n"
#define FOR(i,a,b) for(int i=(a);i<=(b);i++)
#define rep(i,n) for(int i=0;i<(n);i++)
#define PII pair<int, int>
#define PLL pair<ll, ll>
#define ALL(x) (x).begin(), (x).end()
constexpr int INF=1<<30; constexpr ll LINF=1LL<<60; constexpr ll mod=1e9+7; constexpr int NIL = -1;
template<class T>vector<T> vec(int len, T elem) { return vector<T>(len, elem); } // auto dp = vec(52, vec(103, vec(103, INF)));
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<class T>inline int popcount(T a) {return __builtin_popcount(a);}
template<class T>inline T emod(T a, T p) { return (a%p + p) % p;}
template <typename T> istream &operator>>(istream &is, vector<T> &vec) { for (auto &v : vec) is >> v; return is; }
template <typename T> ostream &operator<<(ostream &os, const vector<T> &vec) {os << '\n'; for (auto v : vec) os << v << ' '; os << '\n'; return os;}
template <typename T> ostream &operator<<(ostream &os, const deque<T> &vec) { os << "deq["; for (auto v : vec) os << v << ','; os << ']'; return os; }
template <typename T> ostream &operator<<(ostream &os, const set<T> &vec) { os << '{'; for (auto v : vec) os << v << ','; os << '}'; return os; }
template <typename T> ostream &operator<<(ostream &os, const unordered_set<T> &vec) { os << '{'; for (auto v : vec) os << v << ','; os << '}'; return os; }
template <typename T> ostream &operator<<(ostream &os, const multiset<T> &vec) { os << '{'; for (auto v : vec) os << v << ','; os << '}'; return os; }
template <typename T> ostream &operator<<(ostream &os, const unordered_multiset<T> &vec) { os << '{'; for (auto v : vec) os << v << ','; os << '}'; return os; }
template <typename T1, typename T2> ostream &operator<<(ostream &os, const pair<T1, T2> &pa) { os << '(' << pa.first << ',' << pa.second << ')'; return os; }
template <typename TK, typename TV> ostream &operator<<(ostream &os, const map<TK, TV> &mp) { os << '{'; for (auto v : mp) os << v.first << "=>" << v.second << ','; os << '}'; return os; }
template <typename TK, typename TV> ostream &operator<<(ostream &os, const unordered_map<TK, TV> &mp) { os << '{'; for (auto v : mp) os << v.first << "=>" << v.second << ','; os << '}'; return os; }
//-------------------
int main() {
cin.tie(0); ios::sync_with_stdio(false); cout << fixed << setprecision(10);
int n; cin >> n;
ll up = 0;
ll down = 0;
rep(i,n) {
string a; cin >> a;
int ten = a.size();
rep(i, a.size()) {
if(a[i]=='.') ten=i;
}
if(ten==a.size()) {
if(a[0]=='-') {
up -= stoll(a.substr(1, a.size()-1));
// cout << up << endl;
} else {
up += stoll(a);
}
} else {
if(a[0]=='-') {
up -= stoll(a.substr(1,ten-1));
int sz = a.size()-ten-1;
ll minus = stoll(a.substr(ten+1, sz)+string(10-sz, '0'));
if(down < minus) {
up--;
down = down + (ll) 1e10 - minus;
} else {
down -= minus;
}
} else {
up += stoll(a.substr(0,ten));
int sz = a.size()-ten-1;
ll minus = stoll(a.substr(ten+1, sz)+string(10-sz, '0'));
if(down + minus >= 1e10) {
up++;
down = down + minus - 1e10;
} else {
down += minus;
}
}
}
}
bool care = false;
if(up<0 and down >0) {
up++;
down = (ll) 1e10 - down;
care = true;
}
if(up != 0) printf("%ld.", up);
else {
if(!care) printf("0.");
else printf("-0.");
}
printf("%010ld\n", down);
return 0;
}