Mathematics:整数

# ID Name Difficulty Solver
1 agc010_a A. Addition -10000 7216
2 abc187_a A. Large Digits -1172 17445
3 abc165_a A. We Love Golf -708 22278
4 diverta2019_2_a A. Ball Distribution -642 6339
5 diverta2019_a A. Consecutive Integers -551 6811
6 abc156_b B. Digits -466 16536
7 abc239_b B. Integer Division -378 11768
8 abc148_c C. Snack -341 15249
9 abc120_b B. K-th Common Divisor -168 14354
10 arc110_a A. Redundant Redundancy -81 6784
11 abc106_b B. 105 -75 16650
12 abc158_b B. Count Balls -72 17918
13 arc107_a A. Simple Math -28 7753
14 abc180_c C. Cream puff -13 13985
15 abc208_c C. Fair Candy Distribution -13 11883
16 arc108_a A. Sum and Product -3 7092
17 arc116_a A. Odd vs Even 22 6508
18 abc162_c C. Sum of gcd of Tuples (Easy) 34 17620
19 abc272_c C. Max Even 51 10894
20 abc149_c C. Next Prime 62 16247
21 arc032_1 A. ホリドッグ 77 2964
22 apc001_a A. Two Integers 123 4566
23 abc200_c C. Ringo's Favorite Numbers 2 138 13481
24 arc012_2 B. アキレスと亀 159 2426
25 arc017_1 A. 素数、コンテスト、素数 185 4056
26 arc113_a A. A*B*C 191 6487
27 abc196_c C. Doubled 202 13265
28 abc097_b B. Exponential 207 10785
29 abc239_d D. Prime Sum Game 215 9220
30 sumitb2019_c C. 100 to 105 216 8533
31 abc195_c C. Comma 235 11003
32 arc096_a C. Half and Half 273 16690
33 abc182_c C. To 3 274 12445
34 arc165_a A. Sum equals LCM 275 3595
35 abc144_c C. Walk on Multiplication Table 311 14846
36 jsc2021_c C. Max GCD 2 338 5490
37 abc139_d D. ModSum 354 15288
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 2234
39 dwango2016qual_a A. ニコニコ数 373 2233
40 abc193_c C. Unexpressed 378 11886
41 agc021_a A. Digit Sum 2 396 6439
42 arc118_a A. Tax Included Price 418 4221
43 code_festival_2017_qualc_b B. Similar Arrays 424 5659
44 abc292_c C. Four Variables 444 9269
45 abc103_c C. Modulo Summation 451 11708
46 abc060_b B. Choose Integers 503 12187
47 abc131_c C. Anti-Division 518 13886
48 abc253_d D. FizzBuzz Sum Hard 520 9016
49 abc109_c C. Skip 542 10909
50 yahoo_procon2019_qual_c C. When I hit my pocket... 547 6144
51 arc044_a A. 素数判定 560 3486
52 arc113_b B. A^B^C 573 5406
53 arc080_a C. 4-adjacent 578 9924
54 abc165_d D. Floor Function 600 12328
55 abc181_d D. Hachi 600 9092
56 abc238_c C. digitnum 637 8274
57 arc115_a A. Two Choices 641 4190
58 abc276_d D. Divide by 2 or 3 645 7982
59 agc028_a A. Two Abbreviations 645 5057
60 abc118_c C. Monsters Battle Royale 646 10295
61 abc284_d D. Happy New Year 2023 658 8870
62 abc227_c C. ABC conjecture 692 7688
63 abc070_c C. Multiple Clocks 697 9464
64 panasonic2020_c C. Sqrt Inequality 701 9554
65 abc226_d D. Teleportation 706 6874
66 abc190_d D. Staircase Sequences 722 9206
67 abc169_d D. Div Game 732 13407
68 abc215_d D. Coprime 2 736 8612
69 caddi2018_a C. Product and GCD 778 5820
70 abc061_c C. Big Array 808 9063
71 abc148_e E. Double Factorial 818 9853
72 arc112_b B. -- - B 822 4285
73 abc142_d D. Disjoint Set of Common Divisors 827 10603
74 cf_2015_morning_easy_c C. ヘイホー君と最終試験 841 1767
75 abc048_b B. Between a and b ... 861 12321
76 abc280_d D. Factorial and Multiple 880 6846
77 abc298_d D. Writing a Numeral 882 5979
78 abc234_e E. Arithmetic Number 899 6041
79 abc174_c C. Repsept 902 12306
80 abc057_c C. Digits in Multiplication 904 12573
81 abc300_d D. AABCC 908 5991
82 abc342_d D. Square Pair 944 6835
83 agc018_a A. Getting Difference 947 5382
84 abc172_d D. Sum of Divisors 963 11187
85 arc102_a C. Triangular Relationship 966 8225
86 arc067_a C. Factors of Factorial 967 8942
87 abc230_e E. Fraction Floor Sum 969 5360
88 abc357_d D. 88888888 970 6536
89 abc084_d D. 2017-like Number 980 8875
90 abc249_d D. Index Trio 983 6362
91 abc112_d D. Partition 1025 7138
92 arc051_b B. 互除法 1032 2399
93 abc170_d D. Not Divisible 1033 10273
94 agc023_a A. Zero-Sum Ranges 1038 6411
95 abc177_e E. Coprime 1057 7817
96 arc023_2 B. 謎の人物X 1111 2193
97 abc019_3 C. 高橋くんと魔法の箱 1129 4216
98 arc111_a A. Simple Math 2 1146 4546
99 abc179_e E. Sequence Sum 1175 6209
100 abc254_d D. Together Square 1191 5773
101 abc125_c C. GCD on Blackboard 1197 12749
102 arc026_2 B. 完全数 1199 3151
103 abc105_c C. Base -2 Number 1204 6896
104 abc147_d D. Xor Sum 4 1205 7596
105 abc096_d D. Five, Five Everywhere 1226 5722
106 abc164_d D. Multiple of 2019 1232 9575
107 arc125_b B. Squares 1273 2808
108 abc114_d D. 756 1337 4948
109 abc152_e E. Flatten 1348 5527
110 abc259_e E. LCM on Whiteboard 1370 3907
111 abc192_d D. Base n 1425 5530
112 abc105_d D. Candy Distribution 1458 4859
113 abc186_e E. Throne 1461 3994
114 arc124_c C. LCM of GCDs 1495 2387
115 abc292_f F. Regular Triangle Inside a Rectangle 1522 2781
116 abc161_f F. Division or Subtraction 1528 4799
117 abc150_d D. Semi Common Multiple 1534 5453
118 abc228_e E. Integer Sequence Fair 1579 3642
119 arc034_3 C. 約数かつ倍数 1584 1589
120 agc047_a A. Integer Product 1592 2605
121 abc210_e E. Ring MST 1618 2812
122 agc022_b B. GCD Sequence 1645 2108
123 abc136_e E. Max GCD 1670 3716
124 abc110_d D. Factorization 1695 4262
125 arc163_c C. Harmonic Mean 1711 1774
126 arc139_b B. Make N 1719 1657
127 agc026_b B. rng_10s 1720 2084
128 abc254_f F. Rectangle GCD 1764 2374
129 arc117_c C. Tricolor Pyramid 1768 2327
130 acl1_b B. Sum is Multiple 1785 1351
131 arc122_c C. Calculator 1818 1555
132 arc126_c C. Maximize GCD 1824 1848
133 abc286_f F. Guess The Number 2 1841 1745
134 abc158_e E. Divisible Substring 1866 3889
135 arc004_3 C. 平均値太郎の憂鬱 ( The melancholy of Taro Heikinchi ) 1904 907
136 agc043_b B. 123 Triangle 1945 1797
137 abc193_e E. Oversleeping 1948 1978
138 codefestival_2015_qualB_d D. Squares, Pieces and Coloring 1965 490
139 arc106_d D. Powers 1988 1894
140 code_festival_final_f F. 誤情報 2023 331
141 arc110_d D. Binomial Coefficient is Fun 2078 1654
142 abc156_f F. Modularness 2150 1379
143 abc212_g G. Power Pair 2150 1346
144 arc059_c E. Children and Candies 2189 1627
145 arc017_4 D. ARCたんクッキー 2244 377
146 arc042_d D. あまり 2247 427
147 agc038_c C. LCMs 2327 1822
148 abc212_f F. Greedy Takahashi 2332 1160
149 arc050_c C. LCM 111 2372 639
150 abc147_f F. Sum Difference 2393 1179
151 abc137_f F. Polynomial Construction 2402 1056
152 arc052_d D. 9 2436 406
153 arc084_b D. Small Multiple 2457 4579
154 agc047_c C. Product Modulo 2496 935
155 arc023_4 D. GCD区間 2511 400
156 arc111_e E. Simple Math 3 2541 687
157 arc057_c C. 2乗根 2547 347
158 abc020_d D. LCM Rush 2695 909
159 arc084_c E. Finite Encyclopedia of Integer Sequences 2703 725
160 tenka1_2019_e E. Polynomial Divisors 2746 473
161 agc025_d D. Choosing Points 2868 992
162 agc027_d D. Modulo Matrix 2984 1040
163 tenka1_2017_f F. ModularPowerEquation!! 3653 256
164 typical90_x 024. Select +／- One（★2） null 8543
165 typical90_v 022. Cubic Cake（★2） null 8494
166 typical90_bw 075. Magic For Balls（★3） null 4209
167 typical90_ad 030. K Factors（★5） null 3388
168 agc001_b B. Mysterious Light null 3162
169 typical90_cg 085. Multiplication 085（★4） null 3157
170 practice2_c C. Floor Sum null 2065
171 past202012_c C. Hexatridecimal null 1781
172 chokudai_S002_g G. GCD α null 1686
173 chokudai_S001_g G. あまり null 1348
174 nikkei2019ex_f E. スーパーFizzBuzz null 1277
175 code_thanks_festival_2017_d D. Bus Tour null 893
176 chokudai_S002_j J. GCD β null 832
177 colopl2018_qual_c C. すぬけそだて――ごはん―― null 795
178 joisc2007_factor factorial. 階乗 (Factorial) null 766
179 ddcc2020_final_a A. Div/de null 695
180 ddcc2017_final_b B. GCDロボット null 649
181 ddcc_2016_qual_c C. ロト2 null 649
182 joisc2007_fermat fermat. フェルマー方程式 (Fermat) null 597
183 jag2018summer_day2_a A. 10^N+7 null 538
184 ttpc2015_d D. 文字列と素数 null 362
185 s8pc_3_a A. Calendar null 347
186 tkppc4_1_g G. バラバラ掛け算 null 339
187 ddcc2018_qual_d D. チップ・ストーリー　～黄金編～ null 299
188 iroha2019_day3_i I. Prime or Not null 297
189 maximum_2013_b B. Working for the World null 257
190 relay_e E. Segment on Grid Paper null 248
191 bcu30_2018_a A. Ball null 244
192 icpc2015summer_day2_a A. 幾何問題を解こう null 204
193 s8pc_2_b B. Division 2 null 178
194 wtf19_b B. Multiple of Nine null 170
195 icpc2015summer_day2_b B. 監獄 null 125
196 tkppc4_1_n N. multiple null 104
197 iroha2019_day3_l L. デクレッシェンド null 99
198 xmascon19_d D. Sum of (-1)^f(n) null 95
199 tkppc6_1_i I. 1<->k null 90
200 xmascon19_e E. Sum of f(n) null 59
201 qupc2018_i I. Buffalo null 36
202 ttpc2019_i I. I hate P null 36
203 xmascon19_h H. Stamps 3 null 33
204 pakencamp_2019_day4_g G. 三つの条件 null 8