結果
| 問題 |
No.449 ゆきこーだーの雨と雪 (4)
|
| ユーザー |
|
| 提出日時 | 2019-06-11 02:17:58 |
| 言語 | D (dmd 2.109.1) |
| 結果 |
AC
|
| 実行時間 | 175 ms / 5,000 ms |
| コード長 | 3,413 bytes |
| コンパイル時間 | 1,030 ms |
| コンパイル使用メモリ | 133,264 KB |
| 実行使用メモリ | 22,372 KB |
| 最終ジャッジ日時 | 2024-06-22 01:38:56 |
| 合計ジャッジ時間 | 7,970 ms |
|
ジャッジサーバーID (参考情報) |
judge4 / judge2 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 3 |
| other | AC * 43 |
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.complex, std.container, std.math, 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)); }
void bAdd(T)(T[] bit, int pos, T val)
in {
assert(0 <= pos && pos < bit.length, "bAdd: 0 <= pos < |bit| must hold");
}
do {
for (int x = pos; x < bit.length; x |= x + 1) {
bit[x] += val;
}
}
// sum of [0, pos)
T bSum(T)(T[] bit, int pos)
in {
assert(0 <= pos && pos <= bit.length, "bSum: 0 <= pos <= |bit| must hold");
}
do {
T sum = 0;
for (int x = pos - 1; x >= 0; x = (x & (x + 1)) - 1) {
sum += bit[x];
}
return sum;
}
int N;
real[] L;
int T;
string[] S, P;
void main() {
try {
for (; ; ) {
N = readInt();
L = new real[N];
foreach (j; 0 .. N) {
L[j] = readReal();
}
T = readInt();
S = new string[T];
P = new string[T];
foreach (t; 0 .. T) {
S[t] = readToken();
P[t] = readToken();
}
int[string] ids;
int m;
foreach (t; 0 .. T) {
if (S[t] !in ids) {
ids[S[t]] = m++;
}
}
debug {
writeln("ids = ", ids);
}
Tuple!(int, int)[] ys;
foreach (phase; 0 .. 2) {
auto scores = new int[m];
auto last = new int[m];
auto cnt = new int[N];
if (phase == 0) {
ys ~= tuple(0, 0);
}
int[] bit;
if (phase == 1) {
bit = new int[ys.length];
}
foreach (t; 0 .. T) {
const i = ids[S[t]];
if (P[t] == "?") {
if (phase == 1) {
const ans = bit.bSum(ys.lowerBound(tuple(-scores[i], last[i])));
writeln(ans + 1);
}
} else {
const j = P[t][0] - 'A';
if (phase == 1) {
bit.bAdd(ys.lowerBound(tuple(-scores[i], last[i])), -1);
}
++cnt[j];
scores[i] += cast(int)(50 * L[j] + 5 * 50 * L[j] / (4 + cnt[j]));
last[i] = t;
if (phase == 0) {
ys ~= tuple(-scores[i], last[i]);
}
if (phase == 1) {
bit.bAdd(ys.lowerBound(tuple(-scores[i], last[i])), +1);
}
}
}
if (phase == 0) {
ys = ys.sort.uniq.array;
debug {
writeln("ys = ", ys);
}
}
}
}
} catch (EOFException e) {
}
}