Mathematics:整数

# ID Name Difficulty Solver
1 agc010_a A. Addition -10000 8452
2 abc187_a A. Large Digits -1172 18529
3 abc165_a A. We Love Golf -708 23728
4 diverta2019_2_a A. Ball Distribution -642 6609
5 diverta2019_a A. Consecutive Integers -551 6983
6 abc156_b B. Digits -466 17637
7 abc239_b D. Integer Division -378 12975
8 abc148_c C. Snack -341 16077
9 abc120_b B. K-th Common Divisor -168 15842
10 arc110_a A. Redundant Redundancy -81 7129
11 abc106_b B. 105 -75 18773
12 abc158_b B. Count Balls -72 19378
13 arc107_a A. Simple Math -28 8916
14 abc180_c C. Cream puff -13 15662
15 abc208_c C. Fair Candy Distribution -13 12824
16 arc108_a A. Sum and Product -3 7470
17 arc116_a A. Odd vs Even 22 7005
18 abc162_c C. Sum of gcd of Tuples (Easy) 34 18632
19 abc272_c E. Max Even 51 12499
20 abc149_c C. Next Prime 62 18243
21 arc032_1 A. ホリドッグ 77 3130
22 apc001_a A. Two Integers 123 4808
23 abc200_c C. Ringo's Favorite Numbers 2 138 14801
24 arc012_2 B. アキレスと亀 159 2516
25 arc017_1 A. 素数、コンテスト、素数 185 4291
26 arc113_a A. A*B*C 191 6893
27 abc196_c C. Doubled 202 14277
28 abc097_b B. Exponential 207 11953
29 abc239_d G. Prime Sum Game 215 10141
30 sumitb2019_c C. 100 to 105 216 9173
31 abc195_c C. Comma 235 11511
32 arc096_a C. Half and Half 273 18627
33 abc182_c C. To 3 274 13399
34 arc165_a A. Sum equals LCM 275 3937
35 abc144_c C. Walk on Multiplication Table 311 16213
36 jsc2021_c C. Max GCD 2 338 6032
37 abc139_d D. ModSum 354 16678
38 tenka1_2012_9 A. 与えられた数より小さい素数の個数について 369 2365
39 dwango2016qual_a A. ニコニコ数 373 2326
40 abc193_c C. Unexpressed 378 13030
41 agc021_a A. Digit Sum 2 396 7017
42 arc118_a A. Tax Included Price 418 4461
43 code_festival_2017_qualc_b B. Similar Arrays 424 6067
44 abc292_c F. Four Variables 444 10467
45 abc103_c C. Modulo Summation 451 13942
46 abc060_b B. Choose Integers 503 13403
47 abc131_c C. Anti-Division 518 15174
48 abc253_d G. FizzBuzz Sum Hard 520 10067
49 abc109_c C. Skip 542 11893
50 yahoo_procon2019_qual_c C. When I hit my pocket... 547 6470
51 arc044_a A. 素数判定 560 3685
52 arc113_b B. A^B^C 573 5764
53 arc080_a C. 4-adjacent 578 10652
54 abc165_d D. Floor Function 600 12804
55 abc181_d D. Hachi 600 9568
56 abc238_c E. digitnum 637 9201
57 arc115_a A. Two Choices 641 4421
58 abc276_d G. Divide by 2 or 3 645 9093
59 agc028_a A. Two Abbreviations 645 5286
60 abc118_c C. Monsters Battle Royale 646 11015
61 abc284_d G. Happy New Year 2023 658 10096
62 abc227_c F. ABC conjecture 692 8862
63 abc070_c C. Multiple Clocks 697 10241
64 panasonic2020_c C. Sqrt Inequality 701 10059
65 abc226_d G. Teleportation 706 7687
66 abc190_d D. Staircase Sequences 722 9856
67 abc169_d D. Div Game 732 15731
68 abc215_d G. Coprime 2 736 10459
69 caddi2018_a C. Product and GCD 778 6283
70 abc061_c C. Big Array 808 9974
71 abc148_e E. Double Factorial 818 11206
72 arc112_b B. -- - B 822 4492
73 abc142_d D. Disjoint Set of Common Divisors 827 11595
74 cf_2015_morning_easy_c C. ヘイホー君と最終試験 841 1850
75 abc048_b B. Between a and b ... 861 13683
76 abc280_d G. Factorial and Multiple 880 7683
77 abc298_d G. Writing a Numeral 882 6912
78 abc234_e H. Arithmetic Number 899 6695
79 abc174_c C. Repsept 902 13004
80 abc057_c C. Digits in Multiplication 904 13934
81 abc300_d G. AABCC 908 7192
82 abc342_d G. Square Pair 944 7951
83 agc018_a A. Getting Difference 947 5711
84 abc172_d D. Sum of Divisors 963 12348
85 arc102_a C. Triangular Relationship 966 8740
86 arc067_a C. Factors of Factorial 967 10583
87 abc230_e H. Fraction Floor Sum 969 6239
88 abc357_d G. 88888888 970 7507
89 abc084_d D. 2017-like Number 980 10257
90 abc249_d G. Index Trio 983 7245
91 abc112_d D. Partition 1025 7673
92 arc051_b B. 互除法 1032 2510
93 abc170_d D. Not Divisible 1033 11565
94 agc023_a A. Zero-Sum Ranges 1038 7015
95 abc177_e E. Coprime 1057 8738
96 arc023_2 B. 謎の人物X 1111 2262
97 abc019_3 C. 高橋くんと魔法の箱 1129 4504
98 arc111_a A. Simple Math 2 1146 4864
99 abc179_e E. Sequence Sum 1175 6676
100 abc254_d G. Together Square 1191 6561
101 abc125_c C. GCD on Blackboard 1197 16438
102 arc026_2 B. 完全数 1199 3347
103 abc105_c C. Base -2 Number 1204 7421
104 abc147_d D. Xor Sum 4 1205 8676
105 abc096_d D. Five, Five Everywhere 1226 6394
106 abc164_d D. Multiple of 2019 1232 11656
107 arc125_b B. Squares 1273 3007
108 abc114_d D. 756 1337 5577
109 abc152_e E. Flatten 1348 6052
110 abc259_e H. LCM on Whiteboard 1370 4473
111 abc192_d D. Base n 1425 5884
112 abc105_d D. Candy Distribution 1458 5557
113 abc186_e E. Throne 1461 4579
114 arc124_c C. LCM of GCDs 1495 2600
115 abc292_f I. Regular Triangle Inside a Rectangle 1522 3063
116 abc161_f F. Division or Subtraction 1528 5110
117 abc150_d D. Semi Common Multiple 1534 5888
118 abc228_e H. Integer Sequence Fair 1579 4189
119 arc034_3 C. 約数かつ倍数 1584 1665
120 agc047_a A. Integer Product 1592 2787
121 abc210_e E. Ring MST 1618 3221
122 agc022_b B. GCD Sequence 1645 2270
123 abc136_e E. Max GCD 1670 4048
124 abc110_d D. Factorization 1695 4917
125 arc163_c C. Harmonic Mean 1711 2002
126 arc139_b B. Make N 1719 1802
127 agc026_b B. rng_10s 1720 2193
128 abc254_f I. Rectangle GCD 1764 2919
129 arc117_c C. Tricolor Pyramid 1768 2783
130 acl1_b B. Sum is Multiple 1785 1427
131 arc122_c C. Calculator 1818 1731
132 arc126_c C. Maximize GCD 1824 2081
133 abc286_f I. Guess The Number 2 1841 2033
134 abc158_e E. Divisible Substring 1866 4292
135 arc004_3 C. 平均値太郎の憂鬱 ( The melancholy of Taro Heikinchi ) 1904 969
136 agc043_b B. 123 Triangle 1945 2013
137 abc193_e E. Oversleeping 1948 2194
138 codefestival_2015_qualB_d D. Squares, Pieces and Coloring 1965 535
139 arc106_d D. Powers 1988 2196
140 code_festival_final_f F. 誤情報 2023 346
141 arc110_d D. Binomial Coefficient is Fun 2078 2050
142 abc212_g G. Power Pair 2150 1576
143 abc156_f F. Modularness 2150 1452
144 arc059_c E. Children and Candies 2189 1903
145 arc017_4 D. ARCたんクッキー 2244 424
146 arc042_d D. あまり 2247 442
147 agc038_c C. LCMs 2327 2424
148 abc212_f I. Greedy Takahashi 2332 1413
149 arc050_c C. LCM 111 2372 765
150 abc147_f F. Sum Difference 2393 1334
151 abc137_f F. Polynomial Construction 2402 1228
152 arc052_d D. 9 2436 509
153 arc084_b D. Small Multiple 2457 7078
154 agc047_c C. Product Modulo 2496 1187
155 arc023_4 D. GCD区間 2511 482
156 arc111_e E. Simple Math 3 2541 816
157 arc057_c C. 2乗根 2547 363
158 abc020_d D. LCM Rush 2695 1072
159 arc084_c E. Finite Encyclopedia of Integer Sequences 2703 767
160 tenka1_2019_e E. Polynomial Divisors 2746 495
161 agc025_d D. Choosing Points 2868 1255
162 agc027_d D. Modulo Matrix 2984 1285
163 tenka1_2017_f F. ModularPowerEquation!! 3653 281
164 typical90_x 024. Select +／- One（★2） null 10487
165 typical90_v 022. Cubic Cake（★2） null 10477
166 typical90_bw 075. Magic For Balls（★3） null 5187
167 typical90_ad 030. K Factors（★5） null 4188
168 typical90_cg 085. Multiplication 085（★4） null 3884
169 agc001_b B. Mysterious Light null 3628
170 practice2_c C. Floor Sum null 2560
171 past202012_c C. Hexatridecimal null 1892
172 chokudai_S002_g G. GCD α null 1781
173 chokudai_S001_g G. あまり null 1414
174 nikkei2019ex_f E. スーパーFizzBuzz null 1306
175 code_thanks_festival_2017_d D. Bus Tour null 927
176 chokudai_S002_j J. GCD β null 897
177 joisc2007_factor factorial. 階乗 (Factorial) null 857
178 colopl2018_qual_c C. すぬけそだて――ごはん―― null 804
179 ddcc2020_final_a A. Div/de null 728
180 joisc2007_fermat fermat. フェルマー方程式 (Fermat) null 727
181 ddcc2017_final_b B. GCDロボット null 652
182 ddcc_2016_qual_c C. ロト2 null 649
183 jag2018summer_day2_a A. 10^N+7 null 576
184 ttpc2015_d D. 文字列と素数 null 385
185 s8pc_3_a A. Calendar null 376
186 tkppc4_1_g G. バラバラ掛け算 null 361
187 iroha2019_day3_i I. Prime or Not null 332
188 ddcc2018_qual_d D. チップ・ストーリー　～黄金編～ null 321
189 relay_e E. Segment on Grid Paper null 268
190 bcu30_2018_a A. Ball null 266
191 maximum_2013_b B. Working for the World null 257
192 wtf19_b B. Multiple of Nine null 236
193 icpc2015summer_day2_a A. 幾何問題を解こう null 228
194 s8pc_2_b B. Division 2 null 192
195 icpc2015summer_day2_b B. 監獄 null 130
196 tkppc4_1_n N. multiple null 123
197 iroha2019_day3_l L. デクレッシェンド null 111
198 xmascon19_d D. Sum of (-1)^f(n) null 109
199 tkppc6_1_i I. 1<->k null 93
200 xmascon19_e E. Sum of f(n) null 65
201 qupc2018_i I. Buffalo null 49
202 ttpc2019_i I. I hate P null 36
203 xmascon19_h H. Stamps 3 null 32
204 pakencamp_2019_day4_g G. 三つの条件 null 10