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Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
a, e, x = map(int, input().split()) big = a - e small = e - 1 l = 0 r = a c = a - 1 ans = 1 while l < r: m = (l + r) // 2 if m < x: c -= 1 l = m + 1 ans *= small % (10**9 + 7) small -= 1 elif m == x: ans = ans l = m + 1 else: c -= 1 ans *= ...
ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR BIN_OP VAR VAR ASSIGN VAR BIN_OP VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR VAR ASSIGN VAR BIN_OP VAR NUMBER ASSIGN VAR NUMBER WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR VAR NUMBER ASSIGN VAR BIN_OP VAR NUMBER VAR BIN_OP VAR BIN_...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
def bis(a, x): left = 0 right = len(a) cnt_1 = cnt_2 = 0 while left < right: middle = (left + right) // 2 if a[middle] <= x: left = middle + 1 cnt_1 += 1 else: right = middle cnt_2 += 1 return cnt_1, cnt_2 mod = 10**9 + 7 N, X...
FUNC_DEF ASSIGN VAR NUMBER ASSIGN VAR FUNC_CALL VAR VAR ASSIGN VAR VAR NUMBER WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR VAR ASSIGN VAR BIN_OP VAR NUMBER VAR NUMBER ASSIGN VAR VAR VAR NUMBER RETURN VAR VAR ASSIGN VAR BIN_OP BIN_OP NUMBER NUMBER NUMBER ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
import sys input = sys.stdin.readline max_n = 1000 fact, inv_fact = [0] * (max_n + 1), [0] * (max_n + 1) fact[0] = 1 mod = 10**9 + 7 def make_nCr_mod(): global fact global inv_fact for i in range(max_n): fact[i + 1] = fact[i] * (i + 1) % mod inv_fact[-1] = pow(fact[-1], mod - 2, mod) for ...
IMPORT ASSIGN VAR VAR ASSIGN VAR NUMBER ASSIGN VAR VAR BIN_OP LIST NUMBER BIN_OP VAR NUMBER BIN_OP LIST NUMBER BIN_OP VAR NUMBER ASSIGN VAR NUMBER NUMBER ASSIGN VAR BIN_OP BIN_OP NUMBER NUMBER NUMBER FUNC_DEF FOR VAR FUNC_CALL VAR VAR ASSIGN VAR BIN_OP VAR NUMBER BIN_OP BIN_OP VAR VAR BIN_OP VAR NUMBER VAR ASSIGN VAR N...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
n, x, pos = input().split() n = int(n) x = int(x) pos = int(pos) mod = 1000000000.0 + 7 big = n - x small = x - 1 left = 0 right = n ans = 1 while left < right: middle = (left + right) // 2 n -= 1 if middle == pos: left = middle + 1 continue elif middle > pos: ans = ans * big % m...
ASSIGN VAR VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR FUNC_CALL VAR VAR ASSIGN VAR FUNC_CALL VAR VAR ASSIGN VAR FUNC_CALL VAR VAR ASSIGN VAR BIN_OP NUMBER NUMBER ASSIGN VAR BIN_OP VAR VAR ASSIGN VAR BIN_OP VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR VAR ASSIGN VAR NUMBER WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBE...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
f, t = -1, 0 INT = 10**9 + 7 def mult(a, b): ans = 1 for i in range(b): ans *= a - i ans %= INT return ans def fact(a): ans = 1 for i in range(a): ans *= i + 1 ans %= INT return ans L = [] def BinarySearch(num, pos): global f, t a = [i for i in ran...
ASSIGN VAR VAR NUMBER NUMBER ASSIGN VAR BIN_OP BIN_OP NUMBER NUMBER NUMBER FUNC_DEF ASSIGN VAR NUMBER FOR VAR FUNC_CALL VAR VAR VAR BIN_OP VAR VAR VAR VAR RETURN VAR FUNC_DEF ASSIGN VAR NUMBER FOR VAR FUNC_CALL VAR VAR VAR BIN_OP VAR NUMBER VAR VAR RETURN VAR ASSIGN VAR LIST FUNC_DEF ASSIGN VAR VAR VAR FUNC_CALL VAR VA...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
mod = 1000 * 1000 * 1000 + 7 fac = [1] * 10001 for i in range(2, 1001): fac[i] = fac[i - 1] * i def comb(a, b): if a < b: return 0 return fac[a] // fac[a - b] def solve(n, x, pos): smaller = 0 greater = 0 l = 0 r = n while l < r: mid = (l + r) // 2 if mid < po...
ASSIGN VAR BIN_OP BIN_OP BIN_OP NUMBER NUMBER NUMBER NUMBER ASSIGN VAR BIN_OP LIST NUMBER NUMBER FOR VAR FUNC_CALL VAR NUMBER NUMBER ASSIGN VAR VAR BIN_OP VAR BIN_OP VAR NUMBER VAR FUNC_DEF IF VAR VAR RETURN NUMBER RETURN BIN_OP VAR VAR VAR BIN_OP VAR VAR FUNC_DEF ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR NUMBER A...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
import sys input = sys.stdin.buffer.readline ri = lambda: int(input()) rl = lambda: list(map(int, input().split())) rs = lambda: input().decode().rstrip("\n\r") wrt = sys.stdout.write pr = lambda *args, end="\n": wrt(" ".join([str(x) for x in args]) + end) enum = enumerate inf = float("inf") cdiv = lambda x, y: -(-x /...
IMPORT ASSIGN VAR VAR ASSIGN VAR FUNC_CALL VAR FUNC_CALL VAR ASSIGN VAR FUNC_CALL VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR FUNC_CALL FUNC_CALL FUNC_CALL VAR STRING ASSIGN VAR VAR ASSIGN VAR STRING FUNC_CALL VAR BIN_OP FUNC_CALL STRING FUNC_CALL VAR VAR VAR VAR VAR ASSIGN VAR VAR ASSIGN VAR FUNC_CALL VAR...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
mod = 10**9 + 7 def modExp(a, n, m=10**9 + 7): if n == 0: return 1 elif n == 1: return a else: while n >= 2: if n % 2 == 0: n = n // 2 return modExp(a % m * (a % m) % m, n, m) else: n = (n - 1) // 2 ...
ASSIGN VAR BIN_OP BIN_OP NUMBER NUMBER NUMBER FUNC_DEF BIN_OP BIN_OP NUMBER NUMBER NUMBER IF VAR NUMBER RETURN NUMBER IF VAR NUMBER RETURN VAR WHILE VAR NUMBER IF BIN_OP VAR NUMBER NUMBER ASSIGN VAR BIN_OP VAR NUMBER RETURN FUNC_CALL VAR BIN_OP BIN_OP BIN_OP VAR VAR BIN_OP VAR VAR VAR VAR VAR ASSIGN VAR BIN_OP BIN_OP V...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
n, X, pos = [int(x) for x in input().split(" ")] a = [i for i in range(n)] x = pos smaller = 0 larger = 0 positions_checked = set() left = 0 right = len(a) middle = None while left < right: if (left + right) % 2 == 0: middle = round((left + right) / 2) else: middle = int((left + right) / 2) ...
ASSIGN VAR VAR VAR FUNC_CALL VAR VAR VAR FUNC_CALL FUNC_CALL VAR STRING ASSIGN VAR VAR VAR FUNC_CALL VAR VAR ASSIGN VAR VAR ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR FUNC_CALL VAR ASSIGN VAR NUMBER ASSIGN VAR FUNC_CALL VAR VAR ASSIGN VAR NONE WHILE VAR VAR IF BIN_OP BIN_OP VAR VAR NUMBER NUMBER ASSIGN VAR FUNC_CAL...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
mod = 1000000007 n, x, pos = map(int, input().split()) ans = 1 left = 0 right = n toLeft = n - x toRight = x - 1 failed = False c = 0 while left < right: middle = (left + right) // 2 if middle == pos: left = middle + 1 c += 1 elif middle > pos: if toLeft == 0: failed = Tr...
ASSIGN VAR NUMBER ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR VAR ASSIGN VAR BIN_OP VAR VAR ASSIGN VAR BIN_OP VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR NUMBER WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR ASSIGN VAR BIN_OP VAR NUMBER VAR N...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
from sys import stdin input = stdin.readline def A(): t = int(input()) for __ in range(t): n, m = map(int, input().split()) a = list(map(int, input().split())) if sum(a) == m: print("YES") else: print("NO") def B(): t = int(input()) for __ in ...
ASSIGN VAR VAR FUNC_DEF ASSIGN VAR FUNC_CALL VAR FUNC_CALL VAR FOR VAR FUNC_CALL VAR VAR ASSIGN VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR FUNC_CALL VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR IF FUNC_CALL VAR VAR VAR EXPR FUNC_CALL VAR STRING EXPR FUNC_CALL VAR STRING FUNC_DEF ASSIGN VAR FUNC_CALL ...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
def A(k, n): ans = 1 if k >= 1: for i in range(n - k + 1, n + 1): ans *= i return ans def f(n): ans = 1 for i in range(n): ans *= i + 1 return ans def solve(n, x, pos): cntBig = 0 cntLess = 0 left = 0 right = n ans = 1 mod = 1000000007 ...
FUNC_DEF ASSIGN VAR NUMBER IF VAR NUMBER FOR VAR FUNC_CALL VAR BIN_OP BIN_OP VAR VAR NUMBER BIN_OP VAR NUMBER VAR VAR RETURN VAR FUNC_DEF ASSIGN VAR NUMBER FOR VAR FUNC_CALL VAR VAR VAR BIN_OP VAR NUMBER RETURN VAR FUNC_DEF ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR VAR ASSIGN VAR NUMBER ASSIGN VA...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
import sys def Ints(): return map(int, sys.stdin.readline().strip().split()) def Strs(): return map(str, sys.stdin.readline().strip().split()) def Array(): return list(map(int, sys.stdin.readline().strip().split())) def Str(): return sys.stdin.readline().strip() def Int(): return int(sys.s...
IMPORT FUNC_DEF RETURN FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL FUNC_CALL VAR FUNC_DEF RETURN FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL FUNC_CALL VAR FUNC_DEF RETURN FUNC_CALL VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL FUNC_CALL VAR FUNC_DEF RETURN FUNC_CALL FUNC_CALL VAR FUNC_DEF RETURN FUNC_CALL VAR FUNC_CALL FUNC_CALL VAR F...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
mod = 1000000007 def power(n, x): val = 1 while x != 0: if x & 1: val = val * n % mod n = n * n % mod x //= 2 return val def fact(n): val = 1 for i in range(1, n + 1): val = val * i % mod return val def comb(n, x): y1 = power(fact(x), mod - 2...
ASSIGN VAR NUMBER FUNC_DEF ASSIGN VAR NUMBER WHILE VAR NUMBER IF BIN_OP VAR NUMBER ASSIGN VAR BIN_OP BIN_OP VAR VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR VAR VAR NUMBER RETURN VAR FUNC_DEF ASSIGN VAR NUMBER FOR VAR FUNC_CALL VAR NUMBER BIN_OP VAR NUMBER ASSIGN VAR BIN_OP BIN_OP VAR VAR VAR RETURN VAR FUNC_DEF ASSIGN VAR...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
MOD = 10**9 + 7 n, x, pos = map(int, input().split()) lt = 0 gt = 0 left = 0 right = n while left < right: middle = (left + right) // 2 if pos >= middle: if pos > middle: lt += 1 left = middle + 1 else: gt += 1 right = middle if x - 1 >= lt and n - x >= gt: c ...
ASSIGN VAR BIN_OP BIN_OP NUMBER NUMBER NUMBER ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR VAR WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR IF VAR VAR VAR NUMBER ASSIGN VAR BIN_OP VAR NUMBER VAR NUMBER ASSIGN VAR VAR IF...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
def C(n, k): ans = 1 for i in range(n, n - k, -1): ans *= i ans %= 10**9 + 7 ans = max(1, ans) return ans n, m, k = map(int, input().split()) l = 0 r = int(n) x1 = 0 x2 = 0 while l < r: mid = (l + r) // 2 if mid < k: l = mid + 1 x1 += 1 elif mid == k: ...
FUNC_DEF ASSIGN VAR NUMBER FOR VAR FUNC_CALL VAR VAR BIN_OP VAR VAR NUMBER VAR VAR VAR BIN_OP BIN_OP NUMBER NUMBER NUMBER ASSIGN VAR FUNC_CALL VAR NUMBER VAR RETURN VAR ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR NUMBER ASSIGN VAR FUNC_CALL VAR VAR ASSIGN VAR NUMBER ASSIGN VAR NUMBER WHILE V...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
mod = 1000000007 def facto(f, q): facto = 1 for i in range(f, q + 1): facto = facto * i % mod return facto n, x, p = map(int, input().split()) left = 0 right = n r = 0 l = 0 while left < right: middle = (left + right) // 2 if middle == p: left = middle + 1 elif middle > p: ...
ASSIGN VAR NUMBER FUNC_DEF ASSIGN VAR NUMBER FOR VAR FUNC_CALL VAR VAR BIN_OP VAR NUMBER ASSIGN VAR BIN_OP BIN_OP VAR VAR VAR RETURN VAR ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR NUMBER ASSIGN VAR VAR ASSIGN VAR NUMBER ASSIGN VAR NUMBER WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
[n, k, pos] = [int(i) for i in input().split()] l = 0 r = n c1 = 0 c2 = 0 while l < r: m = (l + r) // 2 if m <= pos: c1 += 1 l = m + 1 else: c2 += 1 r = m ans = 1 for i in range(n - (c1 + c2)): ans = ans * (i + 1) ans = ans % 1000000007 c1 -= 1 p1 = k - 1 p2 = n - k f...
ASSIGN LIST VAR VAR VAR FUNC_CALL VAR VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR NUMBER ASSIGN VAR VAR ASSIGN VAR NUMBER ASSIGN VAR NUMBER WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR VAR NUMBER ASSIGN VAR BIN_OP VAR NUMBER VAR NUMBER ASSIGN VAR VAR ASSIGN VAR NUMBER FOR VAR FUNC_CALL VAR BIN_OP VAR...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
import sys input = sys.stdin.readline n, x, pos = list(map(int, input().split())) mod = 10**9 + 7 ANS = [0] * n left = 0 right = n while left < right: middle = (left + right) // 2 if pos >= middle: ANS[middle] = -1 left = middle + 1 else: ANS[middle] = 1 right = middle ANS[p...
IMPORT ASSIGN VAR VAR ASSIGN VAR VAR VAR FUNC_CALL VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR BIN_OP BIN_OP NUMBER NUMBER NUMBER ASSIGN VAR BIN_OP LIST NUMBER VAR ASSIGN VAR NUMBER ASSIGN VAR VAR WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR ASSIGN VAR VAR NUMBER ASSIGN VAR BIN_OP VAR N...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
n, x, pos = map(int, input().split()) Max_m = x - 1 Max_b = n - x kol_m = 0 kol_b = 0 l = 0 r = n while l < r: m = (l + r) // 2 if m <= pos: l = m + 1 if pos == m: continue if m < pos: kol_m += 1 if m > pos: kol_b += 1 else: r = m ...
ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR BIN_OP VAR NUMBER ASSIGN VAR BIN_OP VAR VAR ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR VAR WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR ASSIGN VAR BIN_OP VAR NUMBER IF VAR VAR IF VAR VAR VAR NUMBER IF VAR V...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
def binary_search(start, number, find): while start < number: mid = (start + number) // 2 if mid <= find: start = mid + 1 else: number = mid check.append(mid) m = 1000000007 def factorial(number): ans = 1 for i in range(2, number + 1): ans ...
FUNC_DEF WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR ASSIGN VAR BIN_OP VAR NUMBER ASSIGN VAR VAR EXPR FUNC_CALL VAR VAR ASSIGN VAR NUMBER FUNC_DEF ASSIGN VAR NUMBER FOR VAR FUNC_CALL VAR NUMBER BIN_OP VAR NUMBER ASSIGN VAR BIN_OP BIN_OP BIN_OP VAR VAR BIN_OP VAR VAR VAR RETURN BIN_OP VAR VAR ASSIGN...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
import sys input = sys.stdin.readline MOD = 10**9 + 7 N = 2000 fact = [(0) for _ in range(N)] invfact = [(0) for _ in range(N)] fact[0] = 1 for i in range(1, N): fact[i] = fact[i - 1] * i % MOD invfact[N - 1] = pow(fact[N - 1], MOD - 2, MOD) for i in range(N - 2, -1, -1): invfact[i] = invfact[i + 1] * (i + 1) ...
IMPORT ASSIGN VAR VAR ASSIGN VAR BIN_OP BIN_OP NUMBER NUMBER NUMBER ASSIGN VAR NUMBER ASSIGN VAR NUMBER VAR FUNC_CALL VAR VAR ASSIGN VAR NUMBER VAR FUNC_CALL VAR VAR ASSIGN VAR NUMBER NUMBER FOR VAR FUNC_CALL VAR NUMBER VAR ASSIGN VAR VAR BIN_OP BIN_OP VAR BIN_OP VAR NUMBER VAR VAR ASSIGN VAR BIN_OP VAR NUMBER FUNC_CAL...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
le, num, pos = list(map(int, input().split())) needBigger = 0 needLower = 0 mod = 1000000000.0 + 7 l = 0 r = le while l < r: mid = (l + r) // 2 if mid <= pos: if mid != pos: needLower += 1 l = mid + 1 else: r = mid needBigger += 1 amountOfLess = num - 1 amountOfBi...
ASSIGN VAR VAR VAR FUNC_CALL VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR BIN_OP NUMBER NUMBER ASSIGN VAR NUMBER ASSIGN VAR VAR WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR IF VAR VAR VAR NUMBER ASSIGN VAR BIN_OP VAR NUMBER ASSIGN VAR VAR VAR NUMBER AS...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
n, x, pos = map(int, input().split()) mod = 10**9 + 7 N = 10**5 mod = 10**9 + 7 fac = [1] * (N + 1) finv = [1] * (N + 1) for i in range(N): fac[i + 1] = fac[i] * (i + 1) % mod finv[-1] = pow(fac[-1], mod - 2, mod) for i in reversed(range(N)): finv[i] = finv[i + 1] * (i + 1) % mod def cmb1(n, r, mod): if r...
ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR BIN_OP BIN_OP NUMBER NUMBER NUMBER ASSIGN VAR BIN_OP NUMBER NUMBER ASSIGN VAR BIN_OP BIN_OP NUMBER NUMBER NUMBER ASSIGN VAR BIN_OP LIST NUMBER BIN_OP VAR NUMBER ASSIGN VAR BIN_OP LIST NUMBER BIN_OP VAR NUMBER FOR VAR FUNC_CALL VAR VAR ASSIGN VAR BI...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
prime = 10**9 + 7 def process(n, x, pos): s = 0 e = n smaller = [] larger = [] while s < e: m = (s + e) // 2 if m <= pos: if m < pos: smaller.append(m) s = m + 1 else: larger.append(m) e = m if x - 1 < len(...
ASSIGN VAR BIN_OP BIN_OP NUMBER NUMBER NUMBER FUNC_DEF ASSIGN VAR NUMBER ASSIGN VAR VAR ASSIGN VAR LIST ASSIGN VAR LIST WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR IF VAR VAR EXPR FUNC_CALL VAR VAR ASSIGN VAR BIN_OP VAR NUMBER EXPR FUNC_CALL VAR VAR ASSIGN VAR VAR IF BIN_OP VAR NUMBER FUNC_CALL VAR...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
n, x, p = map(int, input().split()) l = 0 r = n MOD = 1000000000.0 + 7 gt, ls = 0, 0 while l < r: m = (l + r) // 2 if p < m: gt += 1 r = m if p >= m: if p > m: ls += 1 l = m + 1 if n - x < gt or x - 1 < ls: ans = 0 print(0) exit() ans = 1 c = n - x + 1...
ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR NUMBER ASSIGN VAR VAR ASSIGN VAR BIN_OP NUMBER NUMBER ASSIGN VAR VAR NUMBER NUMBER WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR VAR NUMBER ASSIGN VAR VAR IF VAR VAR IF VAR VAR VAR NUMBER ASSIGN VAR BIN_OP VAR NUMBER IF BIN_OP VA...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
def binarySearch(a, x, status): left = 0 right = len(a) while left < right: mid = (left + right) // 2 if a[mid] <= x: left = mid + 1 status[mid] = -1 else: right = mid status[mid] = 1 def inv(n, p): return pow(n, p - 2, p) fact ...
FUNC_DEF ASSIGN VAR NUMBER ASSIGN VAR FUNC_CALL VAR VAR WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR VAR ASSIGN VAR BIN_OP VAR NUMBER ASSIGN VAR VAR NUMBER ASSIGN VAR VAR ASSIGN VAR VAR NUMBER FUNC_DEF RETURN FUNC_CALL VAR VAR BIN_OP VAR NUMBER VAR ASSIGN VAR BIN_OP LIST NUMBER NUMBER ASSIGN VAR FUN...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
from sys import stdin, stdout input = stdin.readline print = lambda x: stdout.write(str(x) + "\n") def bs(n, pos): a = list(range(n)) l, r = 0, n low, high = 0, 0 taken = set() while l < r: m = (l + r) // 2 if a[m] < pos: l = m + 1 if m not in taken: ...
ASSIGN VAR VAR ASSIGN VAR FUNC_CALL VAR BIN_OP FUNC_CALL VAR VAR STRING FUNC_DEF ASSIGN VAR FUNC_CALL VAR FUNC_CALL VAR VAR ASSIGN VAR VAR NUMBER VAR ASSIGN VAR VAR NUMBER NUMBER ASSIGN VAR FUNC_CALL VAR WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR VAR ASSIGN VAR BIN_OP VAR NUMBER IF VAR VAR VAR NUM...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
M = 10**9 + 7 def mpow(x, y): r = 1 while y > 0: if y & 1: r = r * x % M x = x * x % M y = y // 2 return r def nCr(a, b): if b > a or a < 0 or b < 0: return 0 return fact[a] * mpow(fact[b], M - 2) % M * mpow(fact[a - b], M - 2) % M n, x, pos = list(m...
ASSIGN VAR BIN_OP BIN_OP NUMBER NUMBER NUMBER FUNC_DEF ASSIGN VAR NUMBER WHILE VAR NUMBER IF BIN_OP VAR NUMBER ASSIGN VAR BIN_OP BIN_OP VAR VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR VAR ASSIGN VAR BIN_OP VAR NUMBER RETURN VAR FUNC_DEF IF VAR VAR VAR NUMBER VAR NUMBER RETURN NUMBER RETURN BIN_OP BIN_OP BIN_OP BIN_OP VAR ...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
def solve(n, val, pos): l = 0 r = n small = val - 1 big = n - val pos1, pos2 = 0, 0 while l < r: mid = (l + r) // 2 if mid <= pos: pos1 += 1 l = mid + 1 elif mid > pos: pos2 += 1 r = mid ans, mod = 1, 10**9 + 7 for i...
FUNC_DEF ASSIGN VAR NUMBER ASSIGN VAR VAR ASSIGN VAR BIN_OP VAR NUMBER ASSIGN VAR BIN_OP VAR VAR ASSIGN VAR VAR NUMBER NUMBER WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR VAR NUMBER ASSIGN VAR BIN_OP VAR NUMBER IF VAR VAR VAR NUMBER ASSIGN VAR VAR ASSIGN VAR VAR NUMBER BIN_OP BIN_OP NUMBER NUMBER NU...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
import sys input = sys.stdin.readline def bs(r, x): left = 0 right = r while left < right: m = (left + right) // 2 if m <= x: left = m + 1 arr[m] = "S" else: right = m arr[m] = "G" mod = 10**9 + 7 fact = [1] * 1001 for i in range(1...
IMPORT ASSIGN VAR VAR FUNC_DEF ASSIGN VAR NUMBER ASSIGN VAR VAR WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR ASSIGN VAR BIN_OP VAR NUMBER ASSIGN VAR VAR STRING ASSIGN VAR VAR ASSIGN VAR VAR STRING ASSIGN VAR BIN_OP BIN_OP NUMBER NUMBER NUMBER ASSIGN VAR BIN_OP LIST NUMBER NUMBER FOR VAR FUNC_CALL VA...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
from sys import maxsize, stderr, stdin, stdout mod = int(1000000000.0 + 7) def tup(): return map(int, stdin.readline().split()) def I(): return int(stdin.readline()) def lint(): return [int(x) for x in stdin.readline().split()] def S(): return input().strip() def grid(r, c): return [lint(...
ASSIGN VAR FUNC_CALL VAR BIN_OP NUMBER NUMBER FUNC_DEF RETURN FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR FUNC_DEF RETURN FUNC_CALL VAR FUNC_CALL VAR FUNC_DEF RETURN FUNC_CALL VAR VAR VAR FUNC_CALL FUNC_CALL VAR FUNC_DEF RETURN FUNC_CALL FUNC_CALL VAR FUNC_DEF RETURN FUNC_CALL VAR VAR FUNC_CALL VAR VAR FUNC_DEF NUMBER EX...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
def modFact(n, p): if n >= p: return 0 result = 1 for i in range(1, n + 1): result = result * i % p return result def ncr(n, r, p): num, den = 1, 1 for i in range(r): num = num * (n - i) % p den = den * (i + 1) % p return num * pow(den, p - 2, p) % p l = l...
FUNC_DEF IF VAR VAR RETURN NUMBER ASSIGN VAR NUMBER FOR VAR FUNC_CALL VAR NUMBER BIN_OP VAR NUMBER ASSIGN VAR BIN_OP BIN_OP VAR VAR VAR RETURN VAR FUNC_DEF ASSIGN VAR VAR NUMBER NUMBER FOR VAR FUNC_CALL VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR BIN_OP VAR VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR BIN_OP VAR NUMBER VAR RETURN BIN...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
def fact(n): ans = 1 for i in range(2, n + 1): ans *= i return ans n, m, k = [int(x) for x in input().split()] l = m - 1 g = n - l - 1 ans = 1 start = 0 end = n while start < end: mid = (start + end) // 2 if mid == k: start = mid + 1 elif mid < k: ans *= l l -= ...
FUNC_DEF ASSIGN VAR NUMBER FOR VAR FUNC_CALL VAR NUMBER BIN_OP VAR NUMBER VAR VAR RETURN VAR ASSIGN VAR VAR VAR FUNC_CALL VAR VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR BIN_OP VAR NUMBER ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR VAR WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
mod = 10**9 + 7 n, x, pos = map(int, input().split()) left, right = 0, n r = 1 z = 0 p, q = x - 1, n - x while left < right: mid = (left + right) // 2 z += 1 if pos == mid: left = mid + 1 elif pos < mid: right = mid r *= q q -= 1 else: left = mid + 1 r...
ASSIGN VAR BIN_OP BIN_OP NUMBER NUMBER NUMBER ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR VAR NUMBER VAR ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR VAR BIN_OP VAR NUMBER BIN_OP VAR VAR WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER VAR NUMBER IF VAR VAR ASSIGN VAR BIN_OP VAR NUMBE...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
n, a, b = map(int, input().split()) mod = 1000000000 + 7 ans = 1 cnt, cnt1 = 0, 0 i, j = 0, n while i < j: mid = (i + j) // 2 if mid < b: ans *= a - 1 - cnt1 ans %= mod cnt1 += 1 i = mid + 1 elif mid > b: ans *= n - a - cnt ans %= mod cnt += 1 ...
ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR BIN_OP NUMBER NUMBER ASSIGN VAR NUMBER ASSIGN VAR VAR NUMBER NUMBER ASSIGN VAR VAR NUMBER VAR WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR VAR BIN_OP BIN_OP VAR NUMBER VAR VAR VAR VAR NUMBER ASSIGN VAR BIN_OP VAR NUMBER IF VAR V...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
mod = 1000000007 big = 0 small = 0 fact = [] def c(n: int, k: int): if n < k: return 0 return fact[n] // (fact[k] * fact[n - k]) % mod def binary(n: int, pos: int): l = 0 r = n while l < r: mid = (l + r) // 2 if mid <= pos: if mid != pos: globa...
ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR LIST FUNC_DEF VAR VAR IF VAR VAR RETURN NUMBER RETURN BIN_OP BIN_OP VAR VAR BIN_OP VAR VAR VAR BIN_OP VAR VAR VAR FUNC_DEF VAR VAR ASSIGN VAR NUMBER ASSIGN VAR VAR WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR IF VAR VAR VAR NUMBER ASSI...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
def solve(n): ans_arr = [[(0) for _ in range(n)] for _ in range(n)] for i in range(0, n, 2): ans_arr[i][i] = 1 ans_arr[i][i + 1] = 1 ans_arr[i + 1][i] = 1 ans_arr[i + 1][i + 1] = 1 if n - i == 3: for j in range(3): ans_arr[i + 2][i + j] = 1 ...
FUNC_DEF ASSIGN VAR NUMBER VAR FUNC_CALL VAR VAR VAR FUNC_CALL VAR VAR FOR VAR FUNC_CALL VAR NUMBER VAR NUMBER ASSIGN VAR VAR VAR NUMBER ASSIGN VAR VAR BIN_OP VAR NUMBER NUMBER ASSIGN VAR BIN_OP VAR NUMBER VAR NUMBER ASSIGN VAR BIN_OP VAR NUMBER BIN_OP VAR NUMBER NUMBER IF BIN_OP VAR VAR NUMBER FOR VAR FUNC_CALL VAR NU...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
def search(a, x): left = 0 right = len(a) while left < right: middle = (left + right) // 2 if a[middle] <= x: left = middle + 1 else: right = middle if left > 0 and a[left - 1] == x: return True else: return False def perm(n, r): ...
FUNC_DEF ASSIGN VAR NUMBER ASSIGN VAR FUNC_CALL VAR VAR WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR VAR ASSIGN VAR BIN_OP VAR NUMBER ASSIGN VAR VAR IF VAR NUMBER VAR BIN_OP VAR NUMBER VAR RETURN NUMBER RETURN NUMBER FUNC_DEF IF VAR VAR RETURN NUMBER ASSIGN VAR NUMBER ASSIGN VAR VAR WHILE VAR BIN_OP...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
n, x, pos = map(int, input().split()) smaller = 0 larger = 0 for i in range(1, n + 1): if i > x: larger += 1 elif i < x: smaller += 1 l = 0 r = n ans = 1 while l < r: mid = (l + r) // 2 if mid < pos: ans = ans * smaller smaller -= 1 l = mid + 1 elif mid == pos...
ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR NUMBER ASSIGN VAR NUMBER FOR VAR FUNC_CALL VAR NUMBER BIN_OP VAR NUMBER IF VAR VAR VAR NUMBER IF VAR VAR VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR VAR ASSIGN VAR NUMBER WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR ASSIGN VAR BIN_O...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
def solve(): n, x, p = map(int, input().split()) a = [i for i in range(n)] left = 0 right = n b = [] while left < right: m = (left + right) // 2 b.append(m) if a[m] <= p: left = m + 1 else: right = m k = 0 m = 0 for i in b: ...
FUNC_DEF ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR VAR VAR FUNC_CALL VAR VAR ASSIGN VAR NUMBER ASSIGN VAR VAR ASSIGN VAR LIST WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER EXPR FUNC_CALL VAR VAR IF VAR VAR VAR ASSIGN VAR BIN_OP VAR NUMBER ASSIGN VAR VAR ASSIGN VAR NUMBER ASSIGN VAR...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
import sys n, x, pos = [int(a) for a in input().split()] factorials = [1] for i in range(1, 1033): factorials.append(factorials[-1] * i) def fac(n): return factorials[n] mod = int(1000000000.0 + 7) count_left = 0 count_right = 0 def binary_search(a, x): global count_left, count_right left = 0 ...
IMPORT ASSIGN VAR VAR VAR FUNC_CALL VAR VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR LIST NUMBER FOR VAR FUNC_CALL VAR NUMBER NUMBER EXPR FUNC_CALL VAR BIN_OP VAR NUMBER VAR FUNC_DEF RETURN VAR VAR ASSIGN VAR FUNC_CALL VAR BIN_OP NUMBER NUMBER ASSIGN VAR NUMBER ASSIGN VAR NUMBER FUNC_DEF ASSIGN VAR NUMBER ASSIGN VAR FUNC...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
m = 1000000007 def P(a, b): res = 1 i = a - b + 1 while i <= a: res = res * i % m i += 1 return res n, x, pos = input().split() n = int(n) x = int(x) pos = int(pos) l, r = 0, n gc, lec = 0, 0 while l < r: mid = int((l + r) / 2) if pos == mid: l = mid + 1 elif pos ...
ASSIGN VAR NUMBER FUNC_DEF ASSIGN VAR NUMBER ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR VAR VAR NUMBER RETURN VAR ASSIGN VAR VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR FUNC_CALL VAR VAR ASSIGN VAR FUNC_CALL VAR VAR ASSIGN VAR FUNC_CALL VAR VAR ASSIGN VAR VAR NUMBER VAR ASSIGN...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
n, x, pos = map(int, input().split()) mod = 10**9 + 7 left = 0 right = n moves = [] middles = [] middle = (left + right) // 2 while left < right: middle = (left + right) // 2 if middle <= pos: left = middle + 1 moves.append(1) else: right = middle moves.append(-1) middles...
ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR BIN_OP BIN_OP NUMBER NUMBER NUMBER ASSIGN VAR NUMBER ASSIGN VAR VAR ASSIGN VAR LIST ASSIGN VAR LIST ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR ASSIGN VAR BIN_OP VAR NUMBER EXPR FUNC_CALL...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
mod = 10**9 + 7 class Combi: def __init__(self, N, mod): self.power = [(1) for _ in range(N + 1)] self.rev = [(1) for _ in range(N + 1)] self.mod = mod for i in range(2, N + 1): self.power[i] = self.power[i - 1] * i % self.mod self.rev[N] = pow(self.power[N], s...
ASSIGN VAR BIN_OP BIN_OP NUMBER NUMBER NUMBER CLASS_DEF FUNC_DEF ASSIGN VAR NUMBER VAR FUNC_CALL VAR BIN_OP VAR NUMBER ASSIGN VAR NUMBER VAR FUNC_CALL VAR BIN_OP VAR NUMBER ASSIGN VAR VAR FOR VAR FUNC_CALL VAR NUMBER BIN_OP VAR NUMBER ASSIGN VAR VAR BIN_OP BIN_OP VAR BIN_OP VAR NUMBER VAR VAR ASSIGN VAR VAR FUNC_CALL V...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
n, x, pos = map(int, input().split()) def binarysearch(n, pos, x): left = 0 right = n ans = 1 l = 0 r = 0 while left < right: middle = (left + right) // 2 if middle < pos: r += 1 left = middle + 1 elif middle == pos: left = middle + 1...
ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR FUNC_DEF ASSIGN VAR NUMBER ASSIGN VAR VAR ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR NUMBER WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR VAR NUMBER ASSIGN VAR BIN_OP VAR NUMBER IF VAR VAR ASSIGN VAR BIN_OP VAR NUMBER ASSIGN VAR VAR VAR...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
MOD = int(1000000000.0 + 7) n, x, pos = map(int, input().split()) under_cnt = x - 1 over_cnt = n - x under = 0 over = 0 left = 0 right = n while left < right: middle = (left + right) // 2 if middle < pos: left = middle + 1 under += 1 elif middle > pos: right = middle over += ...
ASSIGN VAR FUNC_CALL VAR BIN_OP NUMBER NUMBER ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR BIN_OP VAR NUMBER ASSIGN VAR BIN_OP VAR VAR ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR VAR WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR ASSIGN VAR BIN_OP VAR NU...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
M = int(1000000000.0) + 7 def fact(n): res = 1 for i in range(2, n + 1): res *= i res %= M return res def modinv(a): return int(pow(a, M - 2, M)) def moddiv(a, b): bb = modinv(b) a *= bb a %= M return a def npr(n, r): if n <= 0 or r <= 0: return 1 ...
ASSIGN VAR BIN_OP FUNC_CALL VAR NUMBER NUMBER FUNC_DEF ASSIGN VAR NUMBER FOR VAR FUNC_CALL VAR NUMBER BIN_OP VAR NUMBER VAR VAR VAR VAR RETURN VAR FUNC_DEF RETURN FUNC_CALL VAR FUNC_CALL VAR VAR BIN_OP VAR NUMBER VAR FUNC_DEF ASSIGN VAR FUNC_CALL VAR VAR VAR VAR VAR VAR RETURN VAR FUNC_DEF IF VAR NUMBER VAR NUMBER RETU...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
def ncr(n, r, p): if r > n: return 0 num = den = 1 for i in range(r): num = num * (n - i) % p den = den * (i + 1) % p return num * pow(den, p - 2, p) % p def fac(n, p): if n >= p: return 0 result = 1 for i in range(1, n + 1): result = result * i % p ...
FUNC_DEF IF VAR VAR RETURN NUMBER ASSIGN VAR VAR NUMBER FOR VAR FUNC_CALL VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR BIN_OP VAR VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR BIN_OP VAR NUMBER VAR RETURN BIN_OP BIN_OP VAR FUNC_CALL VAR VAR BIN_OP VAR NUMBER VAR VAR FUNC_DEF IF VAR VAR RETURN NUMBER ASSIGN VAR NUMBER FOR VAR FUNC_CALL ...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
a, e, x = [int(i) for i in input().split()] b, s = a - e, e - 1 l, r, c, res = 0, a, a - 1, 1 modulo = 10**9 + 7 while l < r: m = (l + r) // 2 if m < x: c -= 1 l = m + 1 res *= s % (10**9 + 7) s -= 1 elif m == x: res = res l = m + 1 else: c -= 1 ...
ASSIGN VAR VAR VAR FUNC_CALL VAR VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR VAR BIN_OP VAR VAR BIN_OP VAR NUMBER ASSIGN VAR VAR VAR VAR NUMBER VAR BIN_OP VAR NUMBER NUMBER ASSIGN VAR BIN_OP BIN_OP NUMBER NUMBER NUMBER WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR VAR NUMBER ASSIGN VAR BIN_OP VAR NUMB...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
n, val, pos = map(int, input().split()) less = val - 1 large = n - val s = 0 e = n ans = 1 while s < e: mid = (s + e) // 2 if mid < pos: s = mid + 1 ans *= less less -= 1 elif mid > pos: e = mid ans *= large large -= 1 else: s = mid + 1 less += lar...
ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR BIN_OP VAR NUMBER ASSIGN VAR BIN_OP VAR VAR ASSIGN VAR NUMBER ASSIGN VAR VAR ASSIGN VAR NUMBER WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR ASSIGN VAR BIN_OP VAR NUMBER VAR VAR VAR NUMBER IF VAR VAR ASSIGN VAR VAR VAR VAR VAR NU...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
def fact(n): ans = 1 while n > 1: ans *= n % 1000000007 n -= 1 return ans def solve(up, dw): mi = up - dw ans = 1 while up > mi: ans *= up up -= 1 return ans arr = [int(x) for x in input().split()] n, ele, x = arr[0], arr[1], arr[2] l, r = 0, n cb, cs = 0,...
FUNC_DEF ASSIGN VAR NUMBER WHILE VAR NUMBER VAR BIN_OP VAR NUMBER VAR NUMBER RETURN VAR FUNC_DEF ASSIGN VAR BIN_OP VAR VAR ASSIGN VAR NUMBER WHILE VAR VAR VAR VAR VAR NUMBER RETURN VAR ASSIGN VAR FUNC_CALL VAR VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR VAR VAR VAR NUMBER VAR NUMBER VAR NUMBER ASSIGN VAR VAR NUMBER VAR ...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
N, x, pos = map(int, input().split()) mod = 10**9 + 7 def nPr(n, r): if n < r: return 0 if n == 0 or r == 0: return 1 fact = 1 for i in range(n, n - r, -1): fact = fact * i % mod return fact gt = 0 lt = 0 left = 0 right = N s = set() while left < right: mid = (right +...
ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR BIN_OP BIN_OP NUMBER NUMBER NUMBER FUNC_DEF IF VAR VAR RETURN NUMBER IF VAR NUMBER VAR NUMBER RETURN NUMBER ASSIGN VAR NUMBER FOR VAR FUNC_CALL VAR VAR BIN_OP VAR VAR NUMBER ASSIGN VAR BIN_OP BIN_OP VAR VAR VAR RETURN VAR ASSIGN VAR NUMBER ASSIGN V...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
def fast_factorial(mod=None): res = [1, 1] size = 2 def ff(k): nonlocal size while k >= size: res.append(res[-1] * size) size += 1 return res[k] def ff_mod(k): nonlocal size while k >= size: res.append(res[-1] * (size % mod) %...
FUNC_DEF NONE ASSIGN VAR LIST NUMBER NUMBER ASSIGN VAR NUMBER FUNC_DEF WHILE VAR VAR EXPR FUNC_CALL VAR BIN_OP VAR NUMBER VAR VAR NUMBER RETURN VAR VAR FUNC_DEF WHILE VAR VAR EXPR FUNC_CALL VAR BIN_OP BIN_OP VAR NUMBER BIN_OP VAR VAR VAR VAR NUMBER RETURN VAR VAR IF VAR NONE RETURN VAR RETURN VAR ASSIGN VAR BIN_OP BIN_...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
n, x, pos = map(int, input().split()) MOD = 10**9 + 7 l, r, a, b = 0, n, 0, 0 while l < r: m = (l + r) // 2 if pos == m: l = m + 1 elif pos < m: b += 1 r = m else: a += 1 l = m + 1 aa, bb = x - 1, n - x if aa < a or bb < b: print(0) exit(0) def A(n, k): ...
ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR BIN_OP BIN_OP NUMBER NUMBER NUMBER ASSIGN VAR VAR VAR VAR NUMBER VAR NUMBER NUMBER WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR ASSIGN VAR BIN_OP VAR NUMBER IF VAR VAR VAR NUMBER ASSIGN VAR VAR VAR NUMBER ASSIGN VAR BIN_OP VAR N...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
from sys import exit, stdin def BS(A, x): left = 0 right = len(A) mids = [] smal = [] while left < right: middle = (left + right) // 2 mids.append(middle) if A[middle] <= x: left = middle + 1 smal.append(1) else: right = middle ...
FUNC_DEF ASSIGN VAR NUMBER ASSIGN VAR FUNC_CALL VAR VAR ASSIGN VAR LIST ASSIGN VAR LIST WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER EXPR FUNC_CALL VAR VAR IF VAR VAR VAR ASSIGN VAR BIN_OP VAR NUMBER EXPR FUNC_CALL VAR NUMBER ASSIGN VAR VAR EXPR FUNC_CALL VAR NUMBER RETURN VAR VAR ASSIGN VAR NUMBER VAR NUMBER ...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
import sys input = sys.stdin.readline I = lambda: list(map(int, input().split())) def ncr(n, r, p=10**9 + 7): if n < r: return 0 num = 1 r = min(r, n - r) ct = 1 while ct <= r: num = num * n % p num = num * pow(ct, p - 2, p) % p ct += 1 n -= 1 return nu...
IMPORT ASSIGN VAR VAR ASSIGN VAR FUNC_CALL VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR FUNC_DEF BIN_OP BIN_OP NUMBER NUMBER NUMBER IF VAR VAR RETURN NUMBER ASSIGN VAR NUMBER ASSIGN VAR FUNC_CALL VAR VAR BIN_OP VAR VAR ASSIGN VAR NUMBER WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR FU...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
def inv(x): return pow(x, 1000000005, 1000000007) def ncr(n, r): if r > n: return 0 z = fact[n] * inv(fact[r]) z %= 1000000007 z = z * inv(fact[n - r]) z %= 1000000007 return z fact = [(0) for i in range(1005)] fact[0] = 1 fact[1] = 1 for i in range(2, 1005): fact[i] = fact[i...
FUNC_DEF RETURN FUNC_CALL VAR VAR NUMBER NUMBER FUNC_DEF IF VAR VAR RETURN NUMBER ASSIGN VAR BIN_OP VAR VAR FUNC_CALL VAR VAR VAR VAR NUMBER ASSIGN VAR BIN_OP VAR FUNC_CALL VAR VAR BIN_OP VAR VAR VAR NUMBER RETURN VAR ASSIGN VAR NUMBER VAR FUNC_CALL VAR NUMBER ASSIGN VAR NUMBER NUMBER ASSIGN VAR NUMBER NUMBER FOR VAR F...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
def solve(): n, x, pos = map(int, input().split()) l = 0 r = n smaller = 0 larger = 0 while l < r: m = (l + r) // 2 if m < pos: smaller += 1 l = m + 1 elif m > pos: larger += 1 r = m else: l = m + 1 i...
FUNC_DEF ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR NUMBER ASSIGN VAR VAR ASSIGN VAR NUMBER ASSIGN VAR NUMBER WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR VAR NUMBER ASSIGN VAR BIN_OP VAR NUMBER IF VAR VAR VAR NUMBER ASSIGN VAR VAR ASSIGN VAR BIN_OP VAR NUMBER IF VAR VAR...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
a, b, c = map(int, input().split()) l, h = 0, a r = 1 z = 0 p, q = b - 1, a - b while l < h: m = (l + h) // 2 if m == c: z += 1 l = m + 1 elif m > c: z += 1 r *= q q -= 1 h = m else: z += 1 r *= p p -= 1 l = m + 1 for i in r...
ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR VAR NUMBER VAR ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR VAR BIN_OP VAR NUMBER BIN_OP VAR VAR WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR VAR NUMBER ASSIGN VAR BIN_OP VAR NUMBER IF VAR VAR VAR NUMBER VAR VAR VAR NUMBER ASS...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
def c(n, k): if k > n: return 0 s = 1 for i in range(max(n - k, k) + 1, n + 1): s *= i for i in range(2, min(k, n - k) + 1): s //= i return s % mod def fa(k): s = 1 for i in range(2, k + 1): s *= i s %= mod return s n, x, pos = map(int, input()...
FUNC_DEF IF VAR VAR RETURN NUMBER ASSIGN VAR NUMBER FOR VAR FUNC_CALL VAR BIN_OP FUNC_CALL VAR BIN_OP VAR VAR VAR NUMBER BIN_OP VAR NUMBER VAR VAR FOR VAR FUNC_CALL VAR NUMBER BIN_OP FUNC_CALL VAR VAR BIN_OP VAR VAR NUMBER VAR VAR RETURN BIN_OP VAR VAR FUNC_DEF ASSIGN VAR NUMBER FOR VAR FUNC_CALL VAR NUMBER BIN_OP VAR ...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
MAXN = 1005 mod = 10**9 + 7 def nCr(n, r): global fact if r > n: return 0 num = fact[n] denom = fact[r] * fact[n - r] % mod return num * pow(denom, mod - 2, mod) % mod n, x, pos = map(int, input().split()) bits = len(bin(n)[2:]) if (1 << 30) % n == 0: bits -= 1 fact = [1] * MAXN for ...
ASSIGN VAR NUMBER ASSIGN VAR BIN_OP BIN_OP NUMBER NUMBER NUMBER FUNC_DEF IF VAR VAR RETURN NUMBER ASSIGN VAR VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR VAR BIN_OP VAR VAR VAR RETURN BIN_OP BIN_OP VAR FUNC_CALL VAR VAR BIN_OP VAR NUMBER VAR VAR ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR FUNC_C...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
n, x, pos = map(int, input().split()) u = [0] * n u[pos] = x for i in range(pos + 1, n): u[i] = x + 1 L = 0 R = n cnt1 = cnt2 = 0 a = [] b = [] while L < R: M = (L + R) // 2 if u[M] <= x: if M != pos: cnt1 += 1 a.append(M) L = M + 1 else: cnt2 += 1 ...
ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR BIN_OP LIST NUMBER VAR ASSIGN VAR VAR VAR FOR VAR FUNC_CALL VAR BIN_OP VAR NUMBER VAR ASSIGN VAR VAR BIN_OP VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR VAR ASSIGN VAR VAR NUMBER ASSIGN VAR LIST ASSIGN VAR LIST WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
mod = 1000000007 n, x, pos = map(int, input().split()) top, bot, lo, hi = n, 0, 0, 0 while top > bot: mid = top + bot >> 1 if mid > pos: hi += 1 top = mid else: if mid < pos: lo += 1 bot = mid + 1 F, I = [(1) for _ in range(n + 1)], [(1) for _ in range(n + 1)] for...
ASSIGN VAR NUMBER ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR VAR VAR VAR VAR NUMBER NUMBER NUMBER WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR VAR NUMBER ASSIGN VAR VAR IF VAR VAR VAR NUMBER ASSIGN VAR BIN_OP VAR NUMBER ASSIGN VAR VAR NUMBER VAR FUNC_CALL VAR BIN_OP VAR ...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
import sys def mul(val, times, M): ans = 1 for i in range(0, times): ans *= val ans %= M val -= 1 return ans def input(): return sys.stdin.readline().rstrip() [n, x, pos] = list(map(int, input().split())) gt = 0 lt = 0 M = 10**9 + 7 l = 0 r = n while l < r: mid = int((l...
IMPORT FUNC_DEF ASSIGN VAR NUMBER FOR VAR FUNC_CALL VAR NUMBER VAR VAR VAR VAR VAR VAR NUMBER RETURN VAR FUNC_DEF RETURN FUNC_CALL FUNC_CALL VAR ASSIGN LIST VAR VAR VAR FUNC_CALL VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR BIN_OP BIN_OP NUMBER NUMBER NUMBER ASSIGN VAR NU...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
mod = int(1000000000.0 + 7) n, x, pos = map(int, input().split()) def bs(pos): l = 0 r = n small = set() large = set() eq = 0 while l < r: mid = l + r >> 1 if mid <= pos: if mid != pos: small.add(mid) else: eq += 1 ...
ASSIGN VAR FUNC_CALL VAR BIN_OP NUMBER NUMBER ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR FUNC_DEF ASSIGN VAR NUMBER ASSIGN VAR VAR ASSIGN VAR FUNC_CALL VAR ASSIGN VAR FUNC_CALL VAR ASSIGN VAR NUMBER WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR IF VAR VAR EXPR FUNC_CALL VAR VAR VAR ...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
n, x, pos = list(map(int, input().split())) mod = 10**9 + 7 a = 0 b = 0 left = 0 right = n arr = range(1, n + 1) while left < right: middle = (left + right) // 2 if middle <= pos: left = middle + 1 a += 1 else: right = middle b += 1 a -= 1 factorial = [1] for i in range(1, n ...
ASSIGN VAR VAR VAR FUNC_CALL VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR BIN_OP BIN_OP NUMBER NUMBER NUMBER ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR VAR ASSIGN VAR FUNC_CALL VAR NUMBER BIN_OP VAR NUMBER WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR ASSIGN VAR BIN_...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
n, x, p = map(int, input().split()) mod = 10**9 + 7 ans = 1 left, right = 0, n c1, c2 = 0, 0 while left < right: mid = left + (right - left) // 2 if mid <= p: c1 += 1 left = mid + 1 else: c2 += 1 right = mid ans = 1 for i in range(1, n - c1 - c2 + 1): ans = ans * i % mod ...
ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR BIN_OP BIN_OP NUMBER NUMBER NUMBER ASSIGN VAR NUMBER ASSIGN VAR VAR NUMBER VAR ASSIGN VAR VAR NUMBER NUMBER WHILE VAR VAR ASSIGN VAR BIN_OP VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR VAR NUMBER ASSIGN VAR BIN_OP VAR NUMBER VAR NUMBER ASSIGN VAR VA...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
n, x, pos = map(int, input().split()) mo = int(1000000000.0 + 7) A = [1] for i in range(1, 1010): A.append(A[-1] * i % mo) def exgcd(a, b): if not b: return 1, 0 y, x = exgcd(b, a % b) y -= a // b * x return x, y def getinv(a, m): x, y = exgcd(a, m) return --1 if x == 1 else x % ...
ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR FUNC_CALL VAR BIN_OP NUMBER NUMBER ASSIGN VAR LIST NUMBER FOR VAR FUNC_CALL VAR NUMBER NUMBER EXPR FUNC_CALL VAR BIN_OP BIN_OP VAR NUMBER VAR VAR FUNC_DEF IF VAR RETURN NUMBER NUMBER ASSIGN VAR VAR FUNC_CALL VAR VAR BIN_OP VAR VAR VAR BIN_OP BIN_OP...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
mod = 10**9 + 7 n, x, pos = list(map(int, input().split())) m = n - x l = x - 1 ans = 1 i = 0 j = n while i < j: mid = (i + j) // 2 if mid > pos: ans = ans * m % mod m = m - 1 j = mid elif mid <= pos: if mid == pos: ans = ans * 1 else: ans = an...
ASSIGN VAR BIN_OP BIN_OP NUMBER NUMBER NUMBER ASSIGN VAR VAR VAR FUNC_CALL VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR BIN_OP VAR VAR ASSIGN VAR BIN_OP VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR VAR WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
mod = 10**9 + 7 def inverse(i): return pow(i, mod - 2, mod) fact = [1] * (10**5 + 1) ifact = [1] * (10**5 + 1) for i in range(2, 10**5 + 1): fact[i] = fact[i - 1] * i ifact[i] = ifact[i - 1] * inverse(i) fact[i] %= mod ifact[i] %= mod def ncr(n, k): ans = fact[n] * ifact[k] * ifact[n - k] ...
ASSIGN VAR BIN_OP BIN_OP NUMBER NUMBER NUMBER FUNC_DEF RETURN FUNC_CALL VAR VAR BIN_OP VAR NUMBER VAR ASSIGN VAR BIN_OP LIST NUMBER BIN_OP BIN_OP NUMBER NUMBER NUMBER ASSIGN VAR BIN_OP LIST NUMBER BIN_OP BIN_OP NUMBER NUMBER NUMBER FOR VAR FUNC_CALL VAR NUMBER BIN_OP BIN_OP NUMBER NUMBER NUMBER ASSIGN VAR VAR BIN_OP VA...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
n, x, p = map(int, input().split()) MOD = 1000000007 nums = [(i + 1) for i in range(n)] left, right = 0, n a, b = -1, 0 while left < right: middle = (left + right) // 2 if nums[middle] <= nums[p]: left = middle + 1 a += 1 else: right = middle b += 1 total = 1 for i in range(x...
ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR NUMBER ASSIGN VAR BIN_OP VAR NUMBER VAR FUNC_CALL VAR VAR ASSIGN VAR VAR NUMBER VAR ASSIGN VAR VAR NUMBER NUMBER WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR VAR VAR ASSIGN VAR BIN_OP VAR NUMBER VAR NUMBER ASSIGN VAR VAR VAR NUM...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
n, x, pos = map(int, input().split()) l = 0 r = n sub = n - x pro = 1 small = x - 1 cnt = 0 while l < r: mid = (l + r) // 2 if mid > pos: pro = pro * sub sub -= 1 r = mid cnt += 1 elif mid < pos: l = mid + 1 pro *= small small -= 1 cnt += 1 ...
ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR NUMBER ASSIGN VAR VAR ASSIGN VAR BIN_OP VAR VAR ASSIGN VAR NUMBER ASSIGN VAR BIN_OP VAR NUMBER ASSIGN VAR NUMBER WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR ASSIGN VAR BIN_OP VAR VAR VAR NUMBER ASSIGN VAR VAR VAR NUMBER IF VAR ...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
pr = [] def ok(n, t): left = 0 right = n while left < right: m = int((left + right) / 2) pr.append(m) if m <= t: left = m + 1 else: right = m return mod = int(1000000000.0) + 7 n, m, idx = map(int, input().split()) ok(n, idx) big, small, res = ...
ASSIGN VAR LIST FUNC_DEF ASSIGN VAR NUMBER ASSIGN VAR VAR WHILE VAR VAR ASSIGN VAR FUNC_CALL VAR BIN_OP BIN_OP VAR VAR NUMBER EXPR FUNC_CALL VAR VAR IF VAR VAR ASSIGN VAR BIN_OP VAR NUMBER ASSIGN VAR VAR RETURN ASSIGN VAR BIN_OP FUNC_CALL VAR NUMBER NUMBER ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR EX...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
n, x, pos = map(int, input().split()) x1, x2 = 0, n ans = [] f = 2000000 * [0] p = int(1000000000.0 + 7) def call(a, b): if a == 0 or b == 0 or a == b: return 1 if b == 1: return a if f[a * 1001 + b]: return f[a * 1001 + b] f[a * 1001 + b] = (call(a - 1, b) % p + call(a - 1, b ...
ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR VAR NUMBER VAR ASSIGN VAR LIST ASSIGN VAR BIN_OP NUMBER LIST NUMBER ASSIGN VAR FUNC_CALL VAR BIN_OP NUMBER NUMBER FUNC_DEF IF VAR NUMBER VAR NUMBER VAR VAR RETURN NUMBER IF VAR NUMBER RETURN VAR IF VAR BIN_OP BIN_OP VAR NUMBER VAR RETURN VAR BIN_OP...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
import sys input = sys.stdin.readline n, x, pos = map(int, input().split()) pos += 1 mod = 1000000007 smaller = 0 bigger = 0 left = 0 right = n while left < right: middle = (left + right) // 2 if middle < pos: left = middle + 1 if middle < pos - 1: smaller += 1 else: big...
IMPORT ASSIGN VAR VAR ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR VAR WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR ASSIGN VAR BIN_OP VAR NUMBER IF VAR BIN_OP VAR NUMBER VAR NUMBER VAR NUMBE...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
def power(a, b, mod): res = 1 while b: if b % 2: res = res * a % mod b //= 2 a = a * a % mod return res % mod def choose(n, k, fac, MOD): res = fac[n] % MOD res = res * power(fac[n - k], MOD - 2, MOD) % MOD return res n, x, pos = map(int, input().split()) ...
FUNC_DEF ASSIGN VAR NUMBER WHILE VAR IF BIN_OP VAR NUMBER ASSIGN VAR BIN_OP BIN_OP VAR VAR VAR VAR NUMBER ASSIGN VAR BIN_OP BIN_OP VAR VAR VAR RETURN BIN_OP VAR VAR FUNC_DEF ASSIGN VAR BIN_OP VAR VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR FUNC_CALL VAR VAR BIN_OP VAR VAR BIN_OP VAR NUMBER VAR VAR RETURN VAR ASSIGN VAR VAR VA...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
n, x, pos = map(int, input().split()) a = [i for i in range(n)] mod = 10**9 + 7 lower = 0 higher = 0 left = 0 right = n while left < right: middle = (left + right) // 2 if a[middle] <= pos: lower += 1 left = middle + 1 else: higher += 1 right = middle res = 1 num_l = x - 1 nu...
ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR VAR VAR FUNC_CALL VAR VAR ASSIGN VAR BIN_OP BIN_OP NUMBER NUMBER NUMBER ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR VAR WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR VAR VAR NUMBER ASSIGN VAR BIN_OP VAR NUMBE...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
def fact(n): ans = 1 for i in range(1, n + 1): ans *= i ans %= mod return ans def binary_search(n, x, idx): l = 0 r = n ans = 1 bigger = 0 smaller = 0 while l < r: mid = (l + r) // 2 if mid > idx: ans *= n - x - bigger ans %= ...
FUNC_DEF ASSIGN VAR NUMBER FOR VAR FUNC_CALL VAR NUMBER BIN_OP VAR NUMBER VAR VAR VAR VAR RETURN VAR FUNC_DEF ASSIGN VAR NUMBER ASSIGN VAR VAR ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR NUMBER WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR VAR BIN_OP BIN_OP VAR VAR VAR VAR VAR VAR NUMBER ASSIGN VA...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
bigmod = 10**9 + 7 def Bserach(n, pos, x): left = 0 right = n l = 0 r = -1 while left < right: middle = (left + right) // 2 if middle <= pos: r += 1 left = middle + 1 else: l += 1 right = middle answer = 1 for i in ran...
ASSIGN VAR BIN_OP BIN_OP NUMBER NUMBER NUMBER FUNC_DEF ASSIGN VAR NUMBER ASSIGN VAR VAR ASSIGN VAR NUMBER ASSIGN VAR NUMBER WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR VAR NUMBER ASSIGN VAR BIN_OP VAR NUMBER VAR NUMBER ASSIGN VAR VAR ASSIGN VAR NUMBER FOR VAR FUNC_CALL VAR VAR VAR BIN_OP BIN_OP VAR...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
from sys import stdin, stdout def get(): return stdin.readline().strip() def getf(sp=" "): return [int(i) for i in get().split(sp)] def put(a, end="\n"): stdout.write(str(a) + end) def putf(a, sep=" ", end="\n"): stdout.write(sep.join([str(i) for i in a]) + end) def fact_mod(n): ans = 1 ...
FUNC_DEF RETURN FUNC_CALL FUNC_CALL VAR FUNC_DEF STRING RETURN FUNC_CALL VAR VAR VAR FUNC_CALL FUNC_CALL VAR VAR FUNC_DEF STRING EXPR FUNC_CALL VAR BIN_OP FUNC_CALL VAR VAR VAR FUNC_DEF STRING STRING EXPR FUNC_CALL VAR BIN_OP FUNC_CALL VAR FUNC_CALL VAR VAR VAR VAR VAR FUNC_DEF ASSIGN VAR NUMBER ASSIGN VAR BIN_OP BIN_O...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
n, x, pos = list(map(int, input().split())) middle = n // 2 left = 0 right = n larger = [] smaller = [] def fact(p, y=1): if p <= 1: return y else: return fact(p - 1, y * p) while left < right: middle = (left + right) // 2 if middle <= pos: if middle < pos: smalle...
ASSIGN VAR VAR VAR FUNC_CALL VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR BIN_OP VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR VAR ASSIGN VAR LIST ASSIGN VAR LIST FUNC_DEF NUMBER IF VAR NUMBER RETURN VAR RETURN FUNC_CALL VAR BIN_OP VAR NUMBER BIN_OP VAR VAR WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
n, x, pos = map(int, input().split()) def factoriel(n): if n < 2: return 1 b = n - 1 while b > 0: n *= b b -= 1 return n def test(): low = 0 big = 0 left = 0 right = n while left < right: middle = (left + right) // 2 if middle > pos: ...
ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR FUNC_DEF IF VAR NUMBER RETURN NUMBER ASSIGN VAR BIN_OP VAR NUMBER WHILE VAR NUMBER VAR VAR VAR NUMBER RETURN VAR FUNC_DEF ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR VAR WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR ASS...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
MOD = 1000000007 def f(n, cnt): ans = 1 for _ in range(cnt): ans = ans * n % MOD n -= 1 return ans def main(): n, x, pos = map(int, input().split()) chk1 = 0 chk_r = 0 left = 0 right = n while left < right: middle = (left + right) // 2 if middle <=...
ASSIGN VAR NUMBER FUNC_DEF ASSIGN VAR NUMBER FOR VAR FUNC_CALL VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR VAR VAR NUMBER RETURN VAR FUNC_DEF ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR VAR WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMB...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
n, x, pos = map(int, input().split()) permutations = [0] * n modulo = 10**9 + 7 def binary_search(copy_of_the_x): left_numbers = x - 1 right_numbers = n - x left = 0 right = n while left < right: middle = (left + right) // 2 if middle < pos: permutations[middle] = left_...
ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR BIN_OP LIST NUMBER VAR ASSIGN VAR BIN_OP BIN_OP NUMBER NUMBER NUMBER FUNC_DEF ASSIGN VAR BIN_OP VAR NUMBER ASSIGN VAR BIN_OP VAR VAR ASSIGN VAR NUMBER ASSIGN VAR VAR WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR ASSIGN VAR VAR VA...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
def aranjamente(n, k) -> int: modulo = 10**9 + 7 output = 1 if k > n: return 0 for x in range(n - k + 1, n + 1): output = output * x % modulo return output def reorder(): n, k, pos = [int(x) for x in input().split(" ")] left = 0 right = n modulo = 10**9 + 7 ans ...
FUNC_DEF ASSIGN VAR BIN_OP BIN_OP NUMBER NUMBER NUMBER ASSIGN VAR NUMBER IF VAR VAR RETURN NUMBER FOR VAR FUNC_CALL VAR BIN_OP BIN_OP VAR VAR NUMBER BIN_OP VAR NUMBER ASSIGN VAR BIN_OP BIN_OP VAR VAR VAR RETURN VAR VAR FUNC_DEF ASSIGN VAR VAR VAR FUNC_CALL VAR VAR VAR FUNC_CALL FUNC_CALL VAR STRING ASSIGN VAR NUMBER AS...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
n, x, pos = map(int, input().split()) left = 0 right = n larger_count = 0 smaller_count = 0 mod = 10**9 + 7 def fact(p, y=1): if p <= 1: return y else: return fact(p - 1, y * p) while left < right: middle = (left + right) // 2 if middle <= pos: if middle < pos: sm...
ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR NUMBER ASSIGN VAR VAR ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR BIN_OP BIN_OP NUMBER NUMBER NUMBER FUNC_DEF NUMBER IF VAR NUMBER RETURN VAR RETURN FUNC_CALL VAR BIN_OP VAR NUMBER BIN_OP VAR VAR WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NU...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
def perm(N, R): temp = 1 while R > 0: temp *= N R -= 1 N -= 1 return temp def BinarySearch(n, x, pos): left, right = 0, n l, r = 0, 0 while left < right: middle = (left + right) // 2 if middle <= pos: if not middle == pos: l +...
FUNC_DEF ASSIGN VAR NUMBER WHILE VAR NUMBER VAR VAR VAR NUMBER VAR NUMBER RETURN VAR FUNC_DEF ASSIGN VAR VAR NUMBER VAR ASSIGN VAR VAR NUMBER NUMBER WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR IF VAR VAR VAR NUMBER ASSIGN VAR BIN_OP VAR NUMBER VAR NUMBER ASSIGN VAR VAR IF VAR VAR VAR BIN_OP VAR VAR...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
n, x, pos = map(int, input().split()) low = 0 high = n big = n - x small = x - 1 cntbig = 0 cntsmall = 0 ans = 1 mod = 10**9 + 7 while low < high: mid = (low + high) // 2 if mid < pos: ans *= small - cntsmall ans %= mod cntsmall += 1 low = mid + 1 elif mid > pos: ans ...
ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR NUMBER ASSIGN VAR VAR ASSIGN VAR BIN_OP VAR VAR ASSIGN VAR BIN_OP VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR BIN_OP BIN_OP NUMBER NUMBER NUMBER WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR VAR BI...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
def binSrc(n, x): left, right = 0, n d = {(0): [], (1): [], (2): []} while left < right: mid = (left + right) // 2 if mid < x: left = mid + 1 d[1].append(mid) elif mid > x: right = mid d[2].append(mid) else: left = m...
FUNC_DEF ASSIGN VAR VAR NUMBER VAR ASSIGN VAR DICT NUMBER NUMBER NUMBER LIST LIST LIST WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR ASSIGN VAR BIN_OP VAR NUMBER EXPR FUNC_CALL VAR NUMBER VAR IF VAR VAR ASSIGN VAR VAR EXPR FUNC_CALL VAR NUMBER VAR ASSIGN VAR BIN_OP VAR NUMBER EXPR FUNC_CALL VAR NUMBE...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
n, x, pos = map(int, input().split()) gt = [] l, r = 0, n while l < r: mid = (l + r) // 2 if mid <= pos: gt.append(False) l = mid + 1 else: gt.append(True) r = mid a, b = gt.count(True), gt.count(False) aa, bb = n - x, x bb -= 1 b -= 1 sol = 1 for i in range(a): sol *= aa...
ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR LIST ASSIGN VAR VAR NUMBER VAR WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR EXPR FUNC_CALL VAR NUMBER ASSIGN VAR BIN_OP VAR NUMBER EXPR FUNC_CALL VAR NUMBER ASSIGN VAR VAR ASSIGN VAR VAR FUNC_CALL VAR NUMBER FUNC_CALL VAR NUMBER...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
import sys input = sys.stdin.readline mod = 1000000007 def gcd(a, b): if a == 0: return b return gcd(b % a, a) def lcm(a, b): return a * b / gcd(a, b) def binsimul(x, n): give = {} a = [i for i in range(n)] left = 0 right = n while left < right: middle = (left + ri...
IMPORT ASSIGN VAR VAR ASSIGN VAR NUMBER FUNC_DEF IF VAR NUMBER RETURN VAR RETURN FUNC_CALL VAR BIN_OP VAR VAR VAR FUNC_DEF RETURN BIN_OP BIN_OP VAR VAR FUNC_CALL VAR VAR VAR FUNC_DEF ASSIGN VAR DICT ASSIGN VAR VAR VAR FUNC_CALL VAR VAR ASSIGN VAR NUMBER ASSIGN VAR VAR WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMB...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
import sys input = sys.stdin.readline def inp(): return int(input()) def inara(): return list(map(int, input().split())) def insr(): s = input() return list(s[: len(s) - 1]) def invr(): return map(int, input().split()) n, x, pos = invr() boro = [0] * n lo = 0 hi = n while lo < hi: mid...
IMPORT ASSIGN VAR VAR FUNC_DEF RETURN FUNC_CALL VAR FUNC_CALL VAR FUNC_DEF RETURN FUNC_CALL VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR FUNC_DEF ASSIGN VAR FUNC_CALL VAR RETURN FUNC_CALL VAR VAR BIN_OP FUNC_CALL VAR VAR NUMBER FUNC_DEF RETURN FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR VAR VAR FUNC_CALL VAR ...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
def binarysearch(pos, smaller, bigger): ans = 1 left = 0 right = smaller + bigger + 1 while left < right: mid = (left + right) // 2 if pos < mid: right = mid if mid != pos: ans *= bigger bigger -= 1 else: left = ...
FUNC_DEF ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR ASSIGN VAR VAR IF VAR VAR VAR VAR VAR NUMBER ASSIGN VAR BIN_OP VAR NUMBER IF BIN_OP VAR NUMBER VAR VAR VAR VAR NUMBER RETURN VAR VAR VAR ASSIGN VAR VAR VAR FUNC_CALL VAR ...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
n, x, pos = map(int, input().split()) mod = 10**9 + 7 A = [0] * pos + [x] + [x + 1] * (n - pos - 1) left = 0 right = n L = x - 1 R = n - x a = [0] * n a[pos] = 1 ans = 1 while left < right: middle = (left + right) // 2 if A[middle] <= x: if a[middle] == 0: a[middle] = 1 ans *= L ...
ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR BIN_OP BIN_OP NUMBER NUMBER NUMBER ASSIGN VAR BIN_OP BIN_OP BIN_OP LIST NUMBER VAR LIST VAR BIN_OP LIST BIN_OP VAR NUMBER BIN_OP BIN_OP VAR VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR VAR ASSIGN VAR BIN_OP VAR NUMBER ASSIGN VAR BIN_OP VAR VAR ASSIGN VA...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
from sys import stdin class Input: def __init__(self): self.it = iter(stdin.readlines()) def line(self): return next(self.it).strip() def array(self, sep=" ", cast=int): return list(map(cast, self.line().split(sep=sep))) def testcases(unknown=False): inpt = Input() de...
CLASS_DEF FUNC_DEF ASSIGN VAR FUNC_CALL VAR FUNC_CALL VAR FUNC_DEF RETURN FUNC_CALL FUNC_CALL VAR VAR FUNC_DEF STRING VAR RETURN FUNC_CALL VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR VAR FUNC_DEF NUMBER ASSIGN VAR FUNC_CALL VAR FUNC_DEF ASSIGN VAR VAR LIST FUNC_CALL VAR STRING FUNC_CALL VAR WHILE VAR NUMBER EXPR FUNC...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
n, x, pos = list(map(int, input().split())) lo = 0 hi = n greater = n - x smaller = x - 1 ans = 1 mod = 10**9 + 7 while lo < hi: mid = (lo + hi) // 2 if mid < pos: ans = ans * smaller % mod smaller -= 1 lo = mid + 1 elif mid == pos: lo = mid + 1 else: ans = ans * ...
ASSIGN VAR VAR VAR FUNC_CALL VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR NUMBER ASSIGN VAR VAR ASSIGN VAR BIN_OP VAR VAR ASSIGN VAR BIN_OP VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR BIN_OP BIN_OP NUMBER NUMBER NUMBER WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
n, x, p = list(map(int, input().split())) smallc = 0 largec = 0 left = 0 right = n while left < right: mid = (left + right) // 2 if mid < p: smallc += 1 left = mid + 1 elif mid > p: largec += 1 right = mid else: left = mid + 1 largeAv = n - x smallAv = x - 1 mod =...
ASSIGN VAR VAR VAR FUNC_CALL VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR VAR WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR VAR NUMBER ASSIGN VAR BIN_OP VAR NUMBER IF VAR VAR VAR NUMBER ASSIGN VAR VAR ASSIGN VAR BIN_OP VAR NUMBER ASSIG...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
st = input().split() n = int(st[0]) x = int(st[1]) pos = int(st[2]) mniejsze = 0 wieksze = 0 left = 0 right = n while left < right: middle = (left + right) // 2 if middle > pos: wieksze += 1 right = middle else: if middle < pos: mniejsze += 1 left = middle + 1 l_w...
ASSIGN VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR FUNC_CALL VAR VAR NUMBER ASSIGN VAR FUNC_CALL VAR VAR NUMBER ASSIGN VAR FUNC_CALL VAR VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR NUMBER ASSIGN VAR VAR WHILE VAR VAR ASSIGN VAR BIN_OP BIN_OP VAR VAR NUMBER IF VAR VAR VAR NUMBER ASSIGN VAR VAR IF VAR VAR VAR NU...
Andrey thinks he is truly a successful developer, but in reality he didn't know about the binary search algorithm until recently. After reading some literature Andrey understood that this algorithm allows to quickly find a certain number $x$ in an array. For an array $a$ indexed from zero, and an integer $x$ the pseudo...
def perm(n, r): if n < r: return 0 ans = 1 k = n while k > n - r: ans *= k k -= 1 return ans def fact(x): if x < 0: return 0 ans = 1 while x: ans *= x x -= 1 return ans n, x, p = map(int, input().split()) b = [0] * n left = 0 right ...
FUNC_DEF IF VAR VAR RETURN NUMBER ASSIGN VAR NUMBER ASSIGN VAR VAR WHILE VAR BIN_OP VAR VAR VAR VAR VAR NUMBER RETURN VAR FUNC_DEF IF VAR NUMBER RETURN NUMBER ASSIGN VAR NUMBER WHILE VAR VAR VAR VAR NUMBER RETURN VAR ASSIGN VAR VAR VAR FUNC_CALL VAR VAR FUNC_CALL FUNC_CALL VAR ASSIGN VAR BIN_OP LIST NUMBER VAR ASSIGN V...