結果
問題 | No.1290 Addition and Subtraction Operation |
ユーザー | tokusakurai |
提出日時 | 2020-11-14 14:19:59 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 66 ms / 2,000 ms |
コード長 | 4,760 bytes |
コンパイル時間 | 2,564 ms |
コンパイル使用メモリ | 214,580 KB |
実行使用メモリ | 12,416 KB |
最終ジャッジ日時 | 2024-07-22 22:55:26 |
合計ジャッジ時間 | 6,431 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge3 |
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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 | 2 ms
5,376 KB |
testcase_04 | AC | 2 ms
5,376 KB |
testcase_05 | AC | 2 ms
5,376 KB |
testcase_06 | AC | 2 ms
5,376 KB |
testcase_07 | AC | 2 ms
5,376 KB |
testcase_08 | AC | 2 ms
5,376 KB |
testcase_09 | AC | 2 ms
5,376 KB |
testcase_10 | AC | 2 ms
5,376 KB |
testcase_11 | AC | 2 ms
5,376 KB |
testcase_12 | AC | 2 ms
5,376 KB |
testcase_13 | AC | 2 ms
5,376 KB |
testcase_14 | AC | 2 ms
5,376 KB |
testcase_15 | AC | 2 ms
5,376 KB |
testcase_16 | AC | 2 ms
5,376 KB |
testcase_17 | AC | 2 ms
5,376 KB |
testcase_18 | AC | 2 ms
5,376 KB |
testcase_19 | AC | 2 ms
5,376 KB |
testcase_20 | AC | 1 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 | 2 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 |
testcase_30 | AC | 2 ms
5,376 KB |
testcase_31 | AC | 2 ms
5,376 KB |
testcase_32 | AC | 2 ms
5,376 KB |
testcase_33 | AC | 2 ms
5,376 KB |
testcase_34 | AC | 2 ms
5,376 KB |
testcase_35 | AC | 2 ms
5,376 KB |
testcase_36 | AC | 2 ms
5,376 KB |
testcase_37 | AC | 2 ms
5,376 KB |
testcase_38 | AC | 2 ms
5,376 KB |
testcase_39 | AC | 2 ms
5,376 KB |
testcase_40 | AC | 2 ms
5,376 KB |
testcase_41 | AC | 2 ms
5,376 KB |
testcase_42 | AC | 17 ms
5,376 KB |
testcase_43 | AC | 16 ms
5,376 KB |
testcase_44 | AC | 17 ms
5,376 KB |
testcase_45 | AC | 17 ms
5,376 KB |
testcase_46 | AC | 17 ms
5,376 KB |
testcase_47 | AC | 18 ms
5,376 KB |
testcase_48 | AC | 18 ms
5,376 KB |
testcase_49 | AC | 17 ms
5,376 KB |
testcase_50 | AC | 17 ms
5,376 KB |
testcase_51 | AC | 18 ms
5,376 KB |
testcase_52 | AC | 17 ms
5,376 KB |
testcase_53 | AC | 18 ms
5,376 KB |
testcase_54 | AC | 18 ms
5,376 KB |
testcase_55 | AC | 17 ms
5,376 KB |
testcase_56 | AC | 17 ms
5,376 KB |
testcase_57 | AC | 19 ms
8,448 KB |
testcase_58 | AC | 27 ms
9,088 KB |
testcase_59 | AC | 20 ms
8,448 KB |
testcase_60 | AC | 59 ms
12,032 KB |
testcase_61 | AC | 40 ms
10,368 KB |
testcase_62 | AC | 42 ms
10,880 KB |
testcase_63 | AC | 25 ms
8,960 KB |
testcase_64 | AC | 13 ms
7,424 KB |
testcase_65 | AC | 16 ms
8,192 KB |
testcase_66 | AC | 30 ms
9,344 KB |
testcase_67 | AC | 60 ms
12,416 KB |
testcase_68 | AC | 35 ms
9,728 KB |
testcase_69 | AC | 26 ms
8,960 KB |
testcase_70 | AC | 23 ms
8,832 KB |
testcase_71 | AC | 30 ms
9,216 KB |
testcase_72 | AC | 15 ms
8,192 KB |
testcase_73 | AC | 33 ms
9,472 KB |
testcase_74 | AC | 11 ms
7,296 KB |
testcase_75 | AC | 15 ms
7,808 KB |
testcase_76 | AC | 24 ms
9,088 KB |
testcase_77 | AC | 56 ms
10,368 KB |
testcase_78 | AC | 49 ms
9,856 KB |
testcase_79 | AC | 31 ms
8,704 KB |
testcase_80 | AC | 66 ms
11,648 KB |
testcase_81 | AC | 63 ms
11,520 KB |
testcase_82 | AC | 31 ms
9,344 KB |
testcase_83 | AC | 60 ms
11,776 KB |
testcase_84 | AC | 44 ms
9,856 KB |
testcase_85 | AC | 22 ms
8,192 KB |
testcase_86 | AC | 16 ms
7,680 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; #define rep(i, n) for(int i = 0; i < n; i++) #define rep2(i, x, n) for(int i = x; i <= n; i++) #define rep3(i, x, n) for(int i = x; i >= n; i--) #define each(e, v) for(auto &e: v) #define pb push_back #define eb emplace_back #define all(x) x.begin(), x.end() #define rall(x) x.rbegin(), x.rend() #define sz(x) (int)x.size() using ll = long long; using pii = pair<int, int>; using pil = pair<int, ll>; using pli = pair<ll, int>; using pll = pair<ll, ll>; #define pq(type, name) priority_queue<type> name #define iq(type, name) priority_queue<type, vector<type>, greater<type>> name const int inf = (1<<30)-1; const ll INF = (1LL<<60)-1; const double pi = acos(-1.0); const double EPS = 1e-10; template<typename T> bool chmax(T &x, const T &y){ if(x < y) {x = y; return true;} return false; } template<typename T> bool chmin(T &x, const T &y){ if(x > y) {x = y; return true;} return false; } void in() {} template<typename Head, typename ...Tail> void in(Head &&head, Tail &&...tail){ cin >> head; in(forward<Tail>(tail)...); } void out() {cout << '\n';} template<typename Head, typename ...Tail> void out(Head &&head, Tail &&...tail){ cout << head << ' '; out(forward<Tail>(tail)...); } void outn() {} template<typename Head, typename ...Tail> void outn(Head &&head, Tail &&...tail){ cout << head << '\n'; outn(forward<Tail>(tail)...); } template<typename T, typename U> void in(pair<T, U> &p){ cin >> p.first >> p.second; } template<typename T, typename U> void out(pair<T, U> p){ cout << p.first << ' ' << p.second << '\n'; } using vi = vector<int>; using vll = vector<ll>; #define vec1(type, name, ...) vector<type> name(__VA_ARGS__) #define VEC1(type, ...) vector<type>(__VA_ARGS__) #define vec2(type, name, a, ...) vector<vector<type>> name(a, VEC1(type, __VA_ARGS__)) #define VEC2(type, a, ...) vector<vector<type>>(a, VEC1(type, __VA_ARGS__)) #define vec3(type, name, a, b, ...) vector<vector<vector<type>>> name(a, VEC2(type, b, __VA_ARGS__)) #define VEC3(type, a, b, ...) vector<vector<vector<type>>>(a, VEC2(type, b, __VA_ARGS__)) #define vec4(type, name, a, b, c, ...) vector<vector<vector<vector<type>>>> name(a, VEC3(type, b, c, __VA_ARGS__)) #define VEC4(type, a, b, c, ...) vector<vector<vector<vector<type>>>>(a, VEC3(type, b, c, __VA_ARGS__)) #define vec5(type, name, a, b, c, d, ...) vector<vector<vector<vector<vector<type>>>>> name(a, VEC4(type, b, c, d, __VA_ARGS__)) #define VEC5(type, a, b, c, d, ...) vector<vector<vector<vector<vector<type>>>>>(a, VEC4(type, b, c, d, __VA_ARGS__)) template<typename T> void vin(vector<T> &a){ rep(i, sz(a)) cin >> a[i]; } template<typename T> void vout(const vector<T> &a){ for(auto &e: a) cout << e << ' '; cout << '\n'; } template<typename T> void voutn(const vector<T> &a){ for(auto &e: a) cout << e << '\n'; } template<typename T> void unique(vector<T> &a){ sort(all(a)), a.erase(unique(all(a)), a.end()); } vector<int> iota(int n){ vector<int> ret(n); iota(all(ret), 0); return ret; } template<typename T> vector<int> iota(const vector<T> &a, bool greater = false){ vector<int> ret = iota(sz(a)); sort(all(ret), [&](int i, int j){ return (a[i] < a[j])^greater; }); return ret; } struct io_setup{ io_setup(){ ios_base::sync_with_stdio(false); cin.tie(NULL); cout << fixed << setprecision(15); } } io_setup; #define VEC(type, name, n) vector<type> name(n); vin(name) #define INT(...) int __VA_ARGS__; in(__VA_ARGS__) #define LL(...) ll __VA_ARGS__; in(__VA_ARGS__) #define CHAR(...) char __VA_ARGS__; in(__VA_ARGS__) #define STR(...) string __VA_ARGS__; in(__VA_ARGS__) #define DBL(...) double __VA_ARGS__; in(__VA_ARGS__) const int MOD = 1000000007; //const int MOD = 998244353; struct Graph{ vector<vector<int>> es; vector<ll> a; vector<bool> used; const int n; Graph(int n) : n(n){ es.resize(n), a.resize(n), used.assign(n, false); } void add_edge(int from, int to, bool directed = false){ es[from].pb(to); if(!directed) es[to].pb(from); } void dfs(int now, int pre){ used[now] = true; each(e, es[now]){ if(used[e]) continue; dfs(e, now); } if(a[now] != 0){ if(pre == -1) out("NO"), exit(0); a[pre] += a[now], a[now] = 0; } } }; int main(){ INT(N, M); vec1(ll, B, N+2, 0); rep2(i, 1, N){ in(B[i]); if(i&1) B[i] *= -1; } Graph G(N+1); rep(i, N+1) G.a[i] = B[i+1]-B[i]; while(M--){ INT(L, R); L--; G.add_edge(L, R); } rep(i, N+1){ if(!G.used[i]) G.dfs(i, -1); } out("YES"); }