結果
問題 | No.1120 Strange Teacher |
ユーザー | Ogtsn99 |
提出日時 | 2020-07-25 20:32:12 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 22 ms / 1,000 ms |
コード長 | 4,660 bytes |
コンパイル時間 | 2,207 ms |
コンパイル使用メモリ | 203,764 KB |
実行使用メモリ | 5,376 KB |
最終ジャッジ日時 | 2024-06-27 15:03:23 |
合計ジャッジ時間 | 3,553 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge1 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 2 ms
5,248 KB |
testcase_01 | AC | 2 ms
5,376 KB |
testcase_02 | AC | 2 ms
5,376 KB |
testcase_03 | AC | 3 ms
5,376 KB |
testcase_04 | AC | 21 ms
5,376 KB |
testcase_05 | AC | 21 ms
5,376 KB |
testcase_06 | AC | 21 ms
5,376 KB |
testcase_07 | AC | 21 ms
5,376 KB |
testcase_08 | AC | 21 ms
5,376 KB |
testcase_09 | AC | 2 ms
5,376 KB |
testcase_10 | AC | 21 ms
5,376 KB |
testcase_11 | AC | 21 ms
5,376 KB |
testcase_12 | AC | 20 ms
5,376 KB |
testcase_13 | AC | 21 ms
5,376 KB |
testcase_14 | AC | 21 ms
5,376 KB |
testcase_15 | AC | 21 ms
5,376 KB |
testcase_16 | AC | 21 ms
5,376 KB |
testcase_17 | AC | 20 ms
5,376 KB |
testcase_18 | AC | 2 ms
5,376 KB |
testcase_19 | AC | 22 ms
5,376 KB |
testcase_20 | AC | 2 ms
5,376 KB |
testcase_21 | AC | 2 ms
5,376 KB |
testcase_22 | AC | 2 ms
5,376 KB |
testcase_23 | AC | 2 ms
5,376 KB |
testcase_24 | AC | 19 ms
5,376 KB |
testcase_25 | AC | 2 ms
5,376 KB |
testcase_26 | AC | 2 ms
5,376 KB |
testcase_27 | AC | 2 ms
5,376 KB |
testcase_28 | AC | 2 ms
5,376 KB |
testcase_29 | AC | 2 ms
5,376 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; #define int long long #define rep(i,n) for(int (i)=0;(i)<(n);(i)++) #define rrep(i,n) for(int (i)=((n)-1);(i)>=0;(i)--) #define itn int #define miele(v) min_element(v.begin(), v.end()) #define maele(v) max_element(v.begin(), v.end()) #define SUM(v) accumulate(v.begin(), v.end(), 0LL) #define lb(a, key) lower_bound(a.begin(),a.end(),key) #define ub(a, key) upper_bound(a.begin(),a.end(),key) #define COUNT(a, key) count(a.begin(), a.end(), key) #define BITCOUNT(x) __builtin_popcount(x) #define pb push_back #define all(x) (x).begin(),(x).end() #define F first #define S second using P = pair <int,int>; using WeightedGraph = vector<vector <P>>; using UnWeightedGraph = vector<vector<int>>; using Real = long double; using Point = complex<Real>; //Point and Vector2d is the same! using Vector2d = complex<Real>; const long long INF = 1LL << 60; const int MOD = 1000000007; const double EPS = 1e-15; const double PI=3.14159265358979323846; template <typename T> int getIndexOfLowerBound(vector <T> &v, T x){ return lower_bound(v.begin(),v.end(),x)-v.begin(); } template <typename T> int getIndexOfUpperBound(vector <T> &v, T x){ return upper_bound(v.begin(),v.end(),x)-v.begin(); } template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return true; } return false; } template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return true; } return false; } #define DUMPOUT cerr #define repi(itr, ds) for (auto itr = ds.begin(); itr != ds.end(); itr++) istream &operator>>(istream &is, Point &p) { Real a, b; is >> a >> b; p = Point(a, b); return is; } template <typename T, typename U> istream &operator>>(istream &is, pair<T,U> &p_var) { is >> p_var.first >> p_var.second; return is; } template <typename T> istream &operator>>(istream &is, vector<T> &vec) { for (T &x : vec) is >> x; return is; } template <typename T, typename U> ostream &operator<<(ostream &os, pair<T, U> &pair_var) { DUMPOUT<<'{'; os << pair_var.first; DUMPOUT<<','; os << " "<< pair_var.second; DUMPOUT<<'}'; return os; } template <typename T> ostream &operator<<(ostream &os, vector<T> &vec) { DUMPOUT<<'['; for (int i = 0; i < vec.size(); i++) os << vec[i] << (i + 1 == vec.size() ? "" : " "); DUMPOUT<<']'; return os; } template <typename T> ostream &operator<<(ostream &os, vector<vector<T>> &df) { for (auto& vec : df) os<<vec; return os; } template <typename T, typename U> ostream &operator<<(ostream &os, map<T, U> &map_var) { DUMPOUT << "{"; repi(itr, map_var) { os << *itr; itr++; if (itr != map_var.end()) DUMPOUT << ", "; itr--; } DUMPOUT << "}"; return os; } template <typename T> ostream &operator<<(ostream &os, set<T> &set_var) { DUMPOUT << "{"; repi(itr, set_var) { os << *itr; itr++; if (itr != set_var.end()) DUMPOUT << ", "; itr--; } DUMPOUT << "}"; return os; } void print() {cout << endl;} template <class Head, class... Tail> void print(Head&& head, Tail&&... tail) { cout << head; if (sizeof...(tail) != 0) cout << " "; print(forward<Tail>(tail)...); } void dump_func() {DUMPOUT << '#'<<endl;} template <typename Head, typename... Tail> void dump_func(Head &&head, Tail &&... tail) { DUMPOUT << head; if (sizeof...(Tail) > 0) DUMPOUT << ", "; dump_func(std::move(tail)...); } #ifdef DEBUG_ #define DEB #define dump(...) \ DUMPOUT << " " << string(#__VA_ARGS__) << ": " \ << "[" << to_string(__LINE__) << ":" << __FUNCTION__ << "]" \ << endl \ << " ", \ dump_func(__VA_ARGS__) #else #define DEB if (false) #define dump(...) #endif signed main(void) { cin.tie(0); ios::sync_with_stdio(false); int n; cin>>n; vector <int> a(n), b(n); cin>>a >> b; int suma = SUM(a), sumb = SUM(b); if(n == 2){ if(suma == sumb) print(abs(a[0]-b[0])); else print(-1); return 0; } int sa = suma - sumb; int de = n-2; if(sa % de) {print(-1); return 0;} int kaisu = sa / de; rep(i, n) a[i] -= kaisu; dump(kaisu, a); int cnt = 0; rep(i, n){ if(a[i] > b[i]) {print(-1); return 0;} else { if((b[i] - a[i])%2) {print(-1); return 0;} cnt += (b[i] - a[i])/2; } } if(cnt == kaisu) print(kaisu); else print(-1); }