結果
問題 | No.1290 Addition and Subtraction Operation |
ユーザー | 👑 hos.lyric |
提出日時 | 2020-11-13 22:01:35 |
言語 | D (dmd 2.106.1) |
結果 |
AC
|
実行時間 | 77 ms / 2,000 ms |
コード長 | 2,331 bytes |
コンパイル時間 | 966 ms |
コンパイル使用メモリ | 120,812 KB |
実行使用メモリ | 7,428 KB |
最終ジャッジ日時 | 2024-06-22 09:53:05 |
合計ジャッジ時間 | 6,681 ms |
ジャッジサーバーID (参考情報) |
judge2 / 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 | 1 ms
6,812 KB |
testcase_01 | AC | 1 ms
6,944 KB |
testcase_02 | AC | 1 ms
6,940 KB |
testcase_03 | AC | 1 ms
6,940 KB |
testcase_04 | AC | 1 ms
6,940 KB |
testcase_05 | AC | 1 ms
6,940 KB |
testcase_06 | AC | 1 ms
6,944 KB |
testcase_07 | AC | 1 ms
6,944 KB |
testcase_08 | AC | 1 ms
6,940 KB |
testcase_09 | AC | 1 ms
6,940 KB |
testcase_10 | AC | 1 ms
6,940 KB |
testcase_11 | AC | 1 ms
6,940 KB |
testcase_12 | AC | 1 ms
6,940 KB |
testcase_13 | AC | 1 ms
6,940 KB |
testcase_14 | AC | 1 ms
6,944 KB |
testcase_15 | AC | 1 ms
6,944 KB |
testcase_16 | AC | 1 ms
6,948 KB |
testcase_17 | AC | 1 ms
6,944 KB |
testcase_18 | AC | 1 ms
6,944 KB |
testcase_19 | AC | 1 ms
6,944 KB |
testcase_20 | AC | 1 ms
6,944 KB |
testcase_21 | AC | 1 ms
6,940 KB |
testcase_22 | AC | 1 ms
6,940 KB |
testcase_23 | AC | 1 ms
6,944 KB |
testcase_24 | AC | 1 ms
6,940 KB |
testcase_25 | AC | 1 ms
6,940 KB |
testcase_26 | AC | 1 ms
6,944 KB |
testcase_27 | AC | 1 ms
6,940 KB |
testcase_28 | AC | 1 ms
6,940 KB |
testcase_29 | AC | 1 ms
6,940 KB |
testcase_30 | AC | 1 ms
6,940 KB |
testcase_31 | AC | 1 ms
6,940 KB |
testcase_32 | AC | 1 ms
6,944 KB |
testcase_33 | AC | 1 ms
6,940 KB |
testcase_34 | AC | 1 ms
6,940 KB |
testcase_35 | AC | 2 ms
6,944 KB |
testcase_36 | AC | 1 ms
6,944 KB |
testcase_37 | AC | 1 ms
6,944 KB |
testcase_38 | AC | 1 ms
6,940 KB |
testcase_39 | AC | 1 ms
6,940 KB |
testcase_40 | AC | 1 ms
6,944 KB |
testcase_41 | AC | 1 ms
6,944 KB |
testcase_42 | AC | 53 ms
6,944 KB |
testcase_43 | AC | 54 ms
6,940 KB |
testcase_44 | AC | 53 ms
6,944 KB |
testcase_45 | AC | 54 ms
6,944 KB |
testcase_46 | AC | 54 ms
6,940 KB |
testcase_47 | AC | 54 ms
6,940 KB |
testcase_48 | AC | 54 ms
6,944 KB |
testcase_49 | AC | 53 ms
6,940 KB |
testcase_50 | AC | 54 ms
6,940 KB |
testcase_51 | AC | 55 ms
6,940 KB |
testcase_52 | AC | 54 ms
6,940 KB |
testcase_53 | AC | 54 ms
6,940 KB |
testcase_54 | AC | 54 ms
6,940 KB |
testcase_55 | AC | 54 ms
6,940 KB |
testcase_56 | AC | 54 ms
6,940 KB |
testcase_57 | AC | 26 ms
6,944 KB |
testcase_58 | AC | 36 ms
6,944 KB |
testcase_59 | AC | 25 ms
6,940 KB |
testcase_60 | AC | 68 ms
6,940 KB |
testcase_61 | AC | 53 ms
6,940 KB |
testcase_62 | AC | 58 ms
6,944 KB |
testcase_63 | AC | 35 ms
6,944 KB |
testcase_64 | AC | 13 ms
6,948 KB |
testcase_65 | AC | 20 ms
6,952 KB |
testcase_66 | AC | 44 ms
6,944 KB |
testcase_67 | AC | 70 ms
6,940 KB |
testcase_68 | AC | 55 ms
6,944 KB |
testcase_69 | AC | 36 ms
6,944 KB |
testcase_70 | AC | 33 ms
6,940 KB |
testcase_71 | AC | 42 ms
6,940 KB |
testcase_72 | AC | 20 ms
6,940 KB |
testcase_73 | AC | 49 ms
6,948 KB |
testcase_74 | AC | 12 ms
6,944 KB |
testcase_75 | AC | 17 ms
6,948 KB |
testcase_76 | AC | 34 ms
6,944 KB |
testcase_77 | AC | 65 ms
7,188 KB |
testcase_78 | AC | 60 ms
7,140 KB |
testcase_79 | AC | 39 ms
6,940 KB |
testcase_80 | AC | 77 ms
7,424 KB |
testcase_81 | AC | 73 ms
7,428 KB |
testcase_82 | AC | 50 ms
7,052 KB |
testcase_83 | AC | 75 ms
7,328 KB |
testcase_84 | AC | 68 ms
7,220 KB |
testcase_85 | AC | 31 ms
6,944 KB |
testcase_86 | AC | 21 ms
6,940 KB |
ソースコード
import std.conv, std.functional, std.range, std.stdio, std.string; import std.algorithm, std.array, std.bigint, std.bitmanip, std.complex, std.container, std.math, std.mathspecial, std.numeric, std.regex, std.typecons; import core.bitop; class EOFException : Throwable { this() { super("EOF"); } } string[] tokens; string readToken() { for (; tokens.empty; ) { if (stdin.eof) { throw new EOFException; } tokens = readln.split; } auto token = tokens.front; tokens.popFront; return token; } int readInt() { return readToken.to!int; } long readLong() { return readToken.to!long; } real readReal() { return readToken.to!real; } bool chmin(T)(ref T t, in T f) { if (t > f) { t = f; return true; } else { return false; } } bool chmax(T)(ref T t, in T f) { if (t < f) { t = f; return true; } else { return false; } } int binarySearch(alias pred, T)(in T[] as) { int lo = -1, hi = cast(int)(as.length); for (; lo + 1 < hi; ) { const mid = (lo + hi) >> 1; (unaryFun!pred(as[mid]) ? hi : lo) = mid; } return hi; } int lowerBound(T)(in T[] as, T val) { return as.binarySearch!(a => (a >= val)); } int upperBound(T)(in T[] as, T val) { return as.binarySearch!(a => (a > val)); } int root(int[] uf, int u) { return (uf[u] < 0) ? u : (uf[u] = uf.root(uf[u])); } bool connect(int[] uf, int u, int v) { u = uf.root(u); v = uf.root(v); if (u == v) return false; if (uf[u] > uf[v]) swap(u, v); uf[u] += uf[v]; uf[v] = u; return true; } void main() { try { for (; ; ) { const N = readInt(); const M = readInt(); auto B = new long[N]; foreach (i; 0 .. N) { B[i] = readLong(); } auto L = new int[M]; auto R = new int[M]; foreach (i; 0 .. M) { L[i] = readInt() - 1; R[i] = readInt(); } foreach (i; 0 .. N) { if (i & 1) { B[i] *= -1; } } auto uf = new int[N + 1]; uf[] = -1; foreach (i; 0 .. M) { uf.connect(L[i], R[i]); } auto sums = new long[N + 1]; foreach (i; 0 .. N + 1) { long d; if (i < N) { d += B[i]; } if (0 <= i - 1) { d -= B[i - 1]; } sums[uf.root(i)] += d; } const ans = sums.all!"a == 0"; writeln(ans ? "YES" : "NO"); } } catch (EOFException e) { } }