結果
| 問題 | No.2042 RGB Caps |
| ユーザー |
 packer_jp
|
| 提出日時 | 2022-08-19 21:51:07 |
| 言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
| 結果 |
WA
|
| 実行時間 | - |
| コード長 | 10,546 bytes |
| コンパイル時間 | 2,657 ms |
| コンパイル使用メモリ | 214,068 KB |
| 実行使用メモリ | 5,248 KB |
| 最終ジャッジ日時 | 2024-10-08 08:18:16 |
| 合計ジャッジ時間 | 5,341 ms |
|
ジャッジサーバーID （参考情報） |
judge2 / judge4 |
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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
5,248 KB |
| testcase_01 | AC | 2 ms
5,248 KB |
| testcase_02 | AC | 1 ms
5,248 KB |
| testcase_03 | AC | 2 ms
5,248 KB |
| testcase_04 | WA | - |
| testcase_05 | WA | - |
| testcase_06 | AC | 5 ms
5,248 KB |
| testcase_07 | WA | - |
| testcase_08 | WA | - |
| testcase_09 | WA | - |
| testcase_10 | WA | - |
| testcase_11 | WA | - |
| testcase_12 | WA | - |
| testcase_13 | WA | - |
| testcase_14 | WA | - |
| testcase_15 | WA | - |
| testcase_16 | WA | - |
| testcase_17 | WA | - |
ソースコード
#include <bits/stdc++.h>
using namespace std;
#define all(a) begin(a), end(a)
#define rall(a) rbegin(a), rend(a)
#define uniq(a) (a).erase(unique(all(a)), (a).end())
using ll = long long;
using ull = unsigned long long;
using pll = pair<ll, ll>;
using vll = vector<ll>;
constexpr double PI = 3.14159265358979323846;
constexpr ll dy[9] = {0, 1, 0, -1, 1, 1, -1, -1, 0};
constexpr ll dx[9] = {1, 0, -1, 0, 1, -1, -1, 1, 0};
constexpr ll sign(ll a) { return (a > 0) - (a < 0); }
constexpr ll fdiv(ll a, ll b) { return a / b - ((a ^ b) < 0 && a % b); }
constexpr ll cdiv(ll a, ll b) { return -fdiv(-a, b); }
constexpr ull bit(int n) { return 1ull << n; }
template <typename T, typename U> ostream &operator<<(ostream &os, const pair<T, U> &a) {
os << "(" << a.first << ", " << a.second << ")";
return os;
}
template <typename T, typename U, typename V> ostream &operator<<(ostream &os, const tuple<T, U, V> &a) {
os << "(" << get<0>(a) << ", " << get<1>(a) << ", " << get<2>(a) << ")";
return os;
}
template <typename T> ostream &operator<<(ostream &os, const vector<T> &a) {
os << "(";
for (auto itr = a.begin(); itr != a.end(); ++itr) os << *itr << (next(itr) != a.end() ? ", " : "");
os << ")";
return os;
}
template <typename T> ostream &operator<<(ostream &os, const set<T> &a) {
os << "(";
for (auto itr = a.begin(); itr != a.end(); ++itr) os << *itr << (next(itr) != a.end() ? ", " : "");
os << ")";
return os;
}
template <typename T> ostream &operator<<(ostream &os, const multiset<T> &a) {
os << "(";
for (auto itr = a.begin(); itr != a.end(); ++itr) os << *itr << (next(itr) != a.end() ? ", " : "");
os << ")";
return os;
}
template <typename T, typename U> ostream &operator<<(ostream &os, const map<T, U> &a) {
os << "(";
for (auto itr = a.begin(); itr != a.end(); ++itr) os << *itr << (next(itr) != a.end() ? ", " : "");
os << ")";
return os;
}
#ifdef ONLINE_JUDGE
#define dump(...) (void(0))
#else
void debug() { cerr << endl; }
template <typename Head, typename... Tail> void debug(Head &&head, Tail &&... tail) {
cerr << head;
if (sizeof...(Tail)) cerr << ", ";
debug(tail...);
}
#define dump(...) cerr << __LINE__ << ": " << #__VA_ARGS__ << " = ", debug(__VA_ARGS__)
#endif
template <typename T> constexpr T mypow(T x, ll n) {
T ret = 1;
while (n) {
if (n & 1) ret *= x;
x *= x;
n >>= 1;
}
return ret;
}
constexpr ll modpow(ll x, ll n, ll mod) {
x %= mod;
ll ret = 1;
while (n) {
if (n & 1) ret *= x;
x *= x;
n >>= 1;
x %= mod;
ret %= mod;
}
return ret;
}
template <typename T> T xor64(T lb, T ub) {
static ull x = 88172645463325252ull;
x ^= x << 7;
return lb + (x ^= x >> 9) % (ub - lb);
}
constexpr ll safemod(ll x, ll mod) { return (x % mod + mod) % mod; }
template <typename T> constexpr T sq(const T &a) { return a * a; }
template <typename T> using priority_queue_rev = priority_queue<T, vector<T>, greater<T>>;
template <typename T, typename U> bool chmax(T &a, const U &b) { return a < b ? a = b, true : false; }
template <typename T, typename U> bool chmin(T &a, const U &b) { return a > b ? a = b, true : false; }
template <typename T> T make_vector(T &&a) { return a; }
template <typename... Ts> auto make_vector(int h, Ts &&... ts) { return vector(h, make_vector(ts...)); }
struct rep {
struct itr {
ll v;
itr(ll v) : v(v) {}
void operator++() { ++v; }
ll operator*() const { return v; }
bool operator!=(itr i) const { return v < *i; }
};
ll l, r;
rep(ll l, ll r) : l(l), r(r) {}
rep(ll r) : rep(0, r) {}
itr begin() const { return l; };
itr end() const { return r; };
};
struct per {
struct itr {
ll v;
itr(ll v) : v(v) {}
void operator++() { --v; }
ll operator*() const { return v; }
bool operator!=(itr i) const { return v > *i; }
};
ll l, r;
per(ll l, ll r) : l(l), r(r) {}
per(ll r) : per(0, r) {}
itr begin() const { return r - 1; };
itr end() const { return l - 1; };
};
struct io_setup {
static constexpr int PREC = 20;
io_setup() {
cout << fixed << setprecision(PREC);
cerr << fixed << setprecision(PREC);
};
} iOS;
template <ll MOD = 1000000007> struct modint {
ll val;
modint(ll val = 0) : val(val >= 0 ? val % MOD : (MOD - (-val) % MOD) % MOD) {}
static ll mod() { return MOD; }
modint inv() const {
ll a = val, b = MOD, u = 1, v = 0, t;
while (b > 0) {
t = a / b;
swap(a -= t * b, b);
swap(u -= t * v, v);
}
return modint(u);
}
modint pow(ll k) const {
modint ret = 1, mul = val;
while (k) {
if (k & 1) ret *= mul;
mul *= mul;
k >>= 1;
}
return ret;
}
modint &operator+=(const modint &a) {
if ((val += a.val) >= MOD) val -= MOD;
return *this;
}
modint &operator-=(const modint &a) {
if ((val += MOD - a.val) >= MOD) val -= MOD;
return *this;
}
modint &operator*=(const modint &a) {
(val *= a.val) %= MOD;
return *this;
}
modint &operator/=(const modint &a) { return *this *= a.inv(); }
modint operator+() const { return *this; }
modint operator-() const { return modint(-val); }
friend bool operator==(const modint &a, const modint &b) { return a.val == b.val; }
friend bool operator!=(const modint &a, const modint &b) { return rel_ops::operator!=(a, b); }
friend modint operator+(const modint &a, const modint &b) { return modint(a) += b; }
friend modint operator-(const modint &a, const modint &b) { return modint(a) -= b; }
friend modint operator*(const modint &a, const modint &b) { return modint(a) *= b; }
friend modint operator/(const modint &a, const modint &b) { return modint(a) /= b; }
friend istream &operator>>(istream &is, modint &a) {
ll val;
is >> val;
a = modint(val);
return is;
}
friend ostream &operator<<(ostream &os, const modint &a) { return os << a.val; }
};
template <typename F> ll bisect(ll ok, ll ng, F f) {
while (abs(ok - ng) > 1) {
ll mid = (ok + ng) / 2;
(f(mid) ? ok : ng) = mid;
}
return ok;
}
template <typename mint> struct combination {
vector<mint> fact, finv, inv;
combination(int n) : fact(n + 1), finv(n + 1), inv(n + 1) {
fact[0] = fact[1] = finv[0] = finv[1] = inv[1] = 1;
for (int i : rep(2, n + 1)) {
fact[i] = fact[i - 1] * i;
inv[i] = -inv[mint::mod() % i] * (mint::mod() / i);
finv[i] = finv[i - 1] * inv[i];
}
}
mint P(int n, int r) { return r < 0 || n < r ? 0 : (fact[n] * finv[n - r]); }
mint C(int n, int r) { return P(n, r) * finv[r]; }
mint H(int n, int r) { return C(n + r - 1, r); }
mint catalan(int n) { return C(2 * n, n) / (n + 1); }
};
template <typename S> struct segtree {
using V = typename S::val_t;
int n, size;
vector<V> val;
segtree(int n) : segtree(vector(n, S::e())) {}
segtree(const vector<V> &src) : n(src.size()) {
for (size = 1; size < n; size <<= 1) {}
val.resize(size << 1);
copy(all(src), val.begin() + size);
for (int i : per(1, size)) val[i] = S::op(val[i << 1 | 0], val[i << 1 | 1]);
}
void set(int i, const V &a) {
val[i += size] = a;
while (i >>= 1) val[i] = S::op(val[i << 1 | 0], val[i << 1 | 1]);
}
V get(int i) const { return val[i + size]; }
V prod(int l, int r) const {
V a = S::e(), b = S::e();
for (l += size, r += size; l < r; l >>= 1, r >>= 1) {
if (l & 1) a = S::op(a, val[l++]);
if (r & 1) b = S::op(val[--r], b);
}
return S::op(a, b);
}
template <typename F> int max_right(int l, F f) const {
if (l == n) return n;
V a = S::e();
l += size;
do {
while (~l & 1) l >>= 1;
if (!f(S::op(a, val[l]))) {
while (l < size) {
l = l << 1;
if (f(S::op(a, val[l]))) a = S::op(a, val[l++]);
}
return l - size;
}
a = S::op(a, val[l++]);
} while ((l & -l) != l);
return n;
}
template <typename F> int min_left(int r, F f) const {
if (r == 0) return 0;
V a = S::e();
r += size;
do {
r--;
while (r > 1 && r & 1) r >>= 1;
if (!f(S::op(val[r], a))) {
while (r < size) {
r = r << 1 | 1;
if (f(S::op(val[r], a))) a = S::op(val[r--], a);
}
return r + 1 - size;
}
a = S::op(val[r], a);
} while ((r & -r) != r);
return 0;
}
};
struct min_monoid {
using val_t = pll;
static val_t op(val_t a, val_t b) { return min(a, b); }
static val_t e() { return {LLONG_MAX, LLONG_MAX}; }
};
template <typename T> struct fenwick_tree {
vector<T> data;
fenwick_tree(int n) : data(n + 1, T()) {}
void add(int i, const T &x) {
for (++i; i < (int)data.size(); i += i & -i) data[i] += x;
}
T sum(int i) const {
T ret = T();
for (; i > 0; i -= i & -i) ret += data[i];
return ret;
}
T sum(int l, int r) const { return sum(r) - sum(l); }
};
template <typename T> struct fenwick_tree_range {
fenwick_tree<T> ft;
fenwick_tree_range(int n) : ft(n) {}
void add(int l, int r, const T &x) { ft.add(l, x), ft.add(r, -x); }
T get(int i) const { return ft.sum(i + 1); }
};
int main() {
ll n, k;
cin >> n >> k;
vector<char> marker(n);
for (ll i : rep(k)) {
ll a;
char c;
cin >> a >> c;
marker[a - 1] = c;
}
string ans;
map<char, ll> mp;
for (ll i : rep(n)) {
ll cmax = max({mp['R'], mp['G'], mp['B']});
if (marker[i] != 0 && mp[marker[i]] != cmax) {
ans.push_back(marker[i]);
++mp[marker[i]];
} else {
ll cmin = min({mp['R'], mp['G'], mp['B']});
for (char c : "RGB") {
dump(c);
if (mp[c] == cmin) {
ans.push_back(c);
++mp[c];
break;
}
}
}
}
cout << ans << endl;
}