結果
問題 | No.2104 Multiply-Add |
ユーザー | shotoyoo |
提出日時 | 2022-10-21 22:14:16 |
言語 | PyPy3 (7.3.15) |
結果 |
AC
|
実行時間 | 44 ms / 2,000 ms |
コード長 | 3,482 bytes |
コンパイル時間 | 598 ms |
コンパイル使用メモリ | 81,772 KB |
実行使用メモリ | 56,968 KB |
最終ジャッジ日時 | 2024-07-01 06:50:27 |
合計ジャッジ時間 | 3,360 ms |
ジャッジサーバーID (参考情報) |
judge1 / 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 | 43 ms
56,296 KB |
testcase_01 | AC | 43 ms
55,020 KB |
testcase_02 | AC | 42 ms
56,900 KB |
testcase_03 | AC | 42 ms
55,172 KB |
testcase_04 | AC | 44 ms
56,892 KB |
testcase_05 | AC | 43 ms
55,984 KB |
testcase_06 | AC | 42 ms
54,740 KB |
testcase_07 | AC | 42 ms
55,480 KB |
testcase_08 | AC | 43 ms
55,280 KB |
testcase_09 | AC | 43 ms
55,772 KB |
testcase_10 | AC | 42 ms
56,968 KB |
testcase_11 | AC | 42 ms
54,624 KB |
testcase_12 | AC | 43 ms
55,612 KB |
testcase_13 | AC | 42 ms
55,492 KB |
testcase_14 | AC | 42 ms
56,292 KB |
testcase_15 | AC | 43 ms
55,552 KB |
testcase_16 | AC | 42 ms
54,940 KB |
testcase_17 | AC | 43 ms
55,456 KB |
testcase_18 | AC | 42 ms
55,536 KB |
testcase_19 | AC | 43 ms
54,624 KB |
testcase_20 | AC | 42 ms
55,236 KB |
testcase_21 | AC | 41 ms
55,524 KB |
testcase_22 | AC | 43 ms
55,236 KB |
testcase_23 | AC | 43 ms
54,920 KB |
testcase_24 | AC | 43 ms
54,900 KB |
testcase_25 | AC | 43 ms
55,504 KB |
testcase_26 | AC | 43 ms
56,536 KB |
testcase_27 | AC | 43 ms
56,092 KB |
testcase_28 | AC | 43 ms
54,920 KB |
testcase_29 | AC | 43 ms
55,016 KB |
testcase_30 | AC | 43 ms
54,948 KB |
testcase_31 | AC | 42 ms
55,328 KB |
testcase_32 | AC | 42 ms
55,912 KB |
testcase_33 | AC | 42 ms
55,164 KB |
testcase_34 | AC | 42 ms
55,780 KB |
ソースコード
import sys, random input = lambda : sys.stdin.readline().rstrip() write = lambda x: sys.stdout.write(x+"\n"); writef = lambda x: print("{:.12f}".format(x)) debug = lambda x: sys.stderr.write(x+"\n") YES="Yes"; NO="No"; pans = lambda v: print(YES if v else NO); INF=10**18 LI = lambda : list(map(int, input().split())); II=lambda : int(input()); SI=lambda : [ord(c)-ord("a") for c in input()] def debug(_l_): for s in _l_.split(): print(f"{s}={eval(s)}", end=" ") print() def dlist(*l, fill=0): if len(l)==1: return [fill]*l[0] ll = l[1:] return [dlist(*ll, fill=fill) for _ in range(l[0])] a,b,c,d = list(map(int, input().split())) def main(a,b,c,d): # if 1: a0 = a b0 = b c0 = c d0 = d def gcd(a,b): if a==0 or b==0: return [] if abs(a)>abs(b): t = 1 k = a//b na = a%b nb = b else: t = 2 k = b//a na = a nb = b%a return [(t,-k,na,nb)] + gcd(na,nb) import math g1 = math.gcd(a,b) g2 = math.gcd(c,d) if g2!=g1: print(-1) else: def sub(a,b): l0 = [] if a<0: if b==0: l0.extend([(2,-1), (1, 1)]) a = 0 b = -a elif b>0: d,m = divmod(abs(a), abs(b)) l0.append((1, d+1)) a += (d+1)*b else: d,m = divmod(abs(a), abs(b)) l0.append((1, -(d+1))) a += -(d+1)*b if a==0: l0.extend([(1,-1), (2,1)]) a = -b b = 0 else: assert a>0 d,m = divmod(abs(b), abs(a)) l0.append((2, (d+1))) b += a*(d+1) elif a==0: if b<0: l0.extend([(1,-1), (2,1)]) a = -b b = 0 else: if b<0: # a>0 d,m = divmod(abs(b), a) l0.append((2, d+1)) b += (d+1)*a assert a>=0 and b>=0, breakpoint() return a,b,l0 a,b,l0 = sub(a,b) c,d,l1 = sub(c,d) res = gcd(a,b) res2 = gcd(c,d) if res: _,_,aa,bb = res[-1] else: aa,bb = a,b if res2: _,_,aa2,bb2 = res2[-1] else: aa2,bb2 = c,d if aa==aa2: pass else: if aa>0: res.append((2,1,None,None)) res.append((1,-1,None,None)) else: res.append((1,1,None,None)) res.append((2,-1,None,None)) for t,k,*_ in res2[::-1]: res.append((t,-k,None,None)) res0 = res[:] res = l0 + res for t,k,*_ in l1[::-1]: res.append((t,-k)) def check(res,aa,bb): for t,k,*_ in res: if t==1: aa += k*bb else: bb += k*aa return aa,bb aa,bb = check(res, a0,b0) assert aa==c0 and bb==d0 print(len(res)) for item in res: write(" ".join(map(str, item[:2]))) main(a,b,c,d)