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value | difficulty_rating int64 800 3.5k ⌀ | stats dict | last_scraped_at stringclasses 2
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codeforces:178-D3 | codeforces | 178-D3 | Magic Squares | https://codeforces.com/problemset/problem/178/D3 | [] | null | null | stdin_stdout | 2,100 | {
"solved_count": 272
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:178-D2 | codeforces | 178-D2 | Magic Squares | https://codeforces.com/problemset/problem/178/D2 | [] | null | null | stdin_stdout | 1,900 | {
"solved_count": 328
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:178-D1 | codeforces | 178-D1 | Magic Squares | https://codeforces.com/problemset/problem/178/D1 | [] | null | null | stdin_stdout | 1,500 | {
"solved_count": 742
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:178-C3 | codeforces | 178-C3 | Smart Beaver and Resolving Collisions | https://codeforces.com/problemset/problem/178/C3 | [] | null | null | stdin_stdout | 2,000 | {
"solved_count": 360
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:178-C2 | codeforces | 178-C2 | Smart Beaver and Resolving Collisions | https://codeforces.com/problemset/problem/178/C2 | [] | null | null | stdin_stdout | 1,900 | {
"solved_count": 343
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:178-C1 | codeforces | 178-C1 | Smart Beaver and Resolving Collisions | https://codeforces.com/problemset/problem/178/C1 | [] | null | null | stdin_stdout | 1,600 | {
"solved_count": 589
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:178-B3 | codeforces | 178-B3 | Greedy Merchants | https://codeforces.com/problemset/problem/178/B3 | [] | null | null | stdin_stdout | 1,800 | {
"solved_count": 1598
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:178-B2 | codeforces | 178-B2 | Greedy Merchants | https://codeforces.com/problemset/problem/178/B2 | [] | null | null | stdin_stdout | 1,600 | {
"solved_count": 788
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:178-B1 | codeforces | 178-B1 | Greedy Merchants | https://codeforces.com/problemset/problem/178/B1 | [] | null | null | stdin_stdout | 1,600 | {
"solved_count": 883
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:178-A3 | codeforces | 178-A3 | Educational Game | https://codeforces.com/problemset/problem/178/A3 | [
"greedy"
] | null | null | stdin_stdout | 1,100 | {
"solved_count": 1637
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:178-A2 | codeforces | 178-A2 | Educational Game | https://codeforces.com/problemset/problem/178/A2 | [
"greedy"
] | null | null | stdin_stdout | 1,000 | {
"solved_count": 1891
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:178-A1 | codeforces | 178-A1 | Educational Game | https://codeforces.com/problemset/problem/178/A1 | [] | null | null | stdin_stdout | 1,000 | {
"solved_count": 1862
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:177-G2 | codeforces | 177-G2 | Fibonacci Strings | https://codeforces.com/problemset/problem/177/G2 | [
"matrices",
"strings"
] | null | null | stdin_stdout | 2,600 | {
"solved_count": 281
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:177-G1 | codeforces | 177-G1 | Fibonacci Strings | https://codeforces.com/problemset/problem/177/G1 | [
"strings"
] | null | null | stdin_stdout | 2,400 | {
"solved_count": 250
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:177-F2 | codeforces | 177-F2 | Script Generation | https://codeforces.com/problemset/problem/177/F2 | [] | null | null | stdin_stdout | 2,300 | {
"solved_count": 244
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:177-F1 | codeforces | 177-F1 | Script Generation | https://codeforces.com/problemset/problem/177/F1 | [] | null | null | stdin_stdout | 1,800 | {
"solved_count": 367
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:177-E2 | codeforces | 177-E2 | Space Voyage | https://codeforces.com/problemset/problem/177/E2 | [
"binary search"
] | null | null | stdin_stdout | 1,900 | {
"solved_count": 505
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:177-E1 | codeforces | 177-E1 | Space Voyage | https://codeforces.com/problemset/problem/177/E1 | [
"binary search"
] | null | null | stdin_stdout | 1,700 | {
"solved_count": 715
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:177-D2 | codeforces | 177-D2 | Encrypting Messages | https://codeforces.com/problemset/problem/177/D2 | [
"data structures"
] | null | null | stdin_stdout | 1,500 | {
"solved_count": 2787
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:177-D1 | codeforces | 177-D1 | Encrypting Messages | https://codeforces.com/problemset/problem/177/D1 | [
"brute force"
] | null | null | stdin_stdout | 1,200 | {
"solved_count": 2789
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:177-C2 | codeforces | 177-C2 | Party | https://codeforces.com/problemset/problem/177/C2 | [
"brute force",
"dfs and similar",
"dsu",
"graphs"
] | null | null | stdin_stdout | 1,500 | {
"solved_count": 3085
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:177-C1 | codeforces | 177-C1 | Party | https://codeforces.com/problemset/problem/177/C1 | [
"dfs and similar",
"dsu",
"graphs"
] | null | null | stdin_stdout | 1,500 | {
"solved_count": 3054
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:177-B2 | codeforces | 177-B2 | Rectangular Game | https://codeforces.com/problemset/problem/177/B2 | [
"number theory"
] | null | null | stdin_stdout | 1,200 | {
"solved_count": 3420
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:177-B1 | codeforces | 177-B1 | Rectangular Game | https://codeforces.com/problemset/problem/177/B1 | [
"number theory"
] | null | null | stdin_stdout | 1,000 | {
"solved_count": 5170
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:177-A2 | codeforces | 177-A2 | Good Matrix Elements | https://codeforces.com/problemset/problem/177/A2 | [
"implementation"
] | null | null | stdin_stdout | 800 | {
"solved_count": 8701
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:177-A1 | codeforces | 177-A1 | Good Matrix Elements | https://codeforces.com/problemset/problem/177/A1 | [
"implementation"
] | null | null | stdin_stdout | 800 | {
"solved_count": 11663
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:176-E | codeforces | 176-E | Archaeology | https://codeforces.com/problemset/problem/176/E | [
"data structures",
"dfs and similar",
"trees"
] | null | null | stdin_stdout | 3,100 | {
"solved_count": 1707
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:176-D | codeforces | 176-D | Hyper String | https://codeforces.com/problemset/problem/176/D | [
"dp"
] | null | null | stdin_stdout | 2,500 | {
"solved_count": 416
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:176-C | codeforces | 176-C | Playing with Superglue | https://codeforces.com/problemset/problem/176/C | [
"combinatorics",
"constructive algorithms"
] | null | null | stdin_stdout | 2,000 | {
"solved_count": 546
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:176-B | codeforces | 176-B | Word Cut | https://codeforces.com/problemset/problem/176/B | [
"dp"
] | null | null | stdin_stdout | 1,700 | {
"solved_count": 2442
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:176-A | codeforces | 176-A | Trading Business | https://codeforces.com/problemset/problem/176/A | [
"greedy",
"sortings"
] | null | null | stdin_stdout | 1,200 | {
"solved_count": 1858
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:175-F | codeforces | 175-F | Gnomes of Might and Magic | https://codeforces.com/problemset/problem/175/F | [
"data structures",
"graphs",
"implementation",
"shortest paths"
] | null | null | stdin_stdout | 3,000 | {
"solved_count": 102
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:175-E | codeforces | 175-E | Power Defence | https://codeforces.com/problemset/problem/175/E | [
"brute force",
"dp",
"geometry",
"greedy"
] | null | null | stdin_stdout | 2,600 | {
"solved_count": 305
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:175-D | codeforces | 175-D | Plane of Tanks: Duel | https://codeforces.com/problemset/problem/175/D | [
"brute force",
"dp",
"math",
"probabilities"
] | null | null | stdin_stdout | 2,400 | {
"solved_count": 344
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:175-C | codeforces | 175-C | Geometry Horse | https://codeforces.com/problemset/problem/175/C | [
"greedy",
"implementation",
"sortings",
"two pointers"
] | null | null | stdin_stdout | 1,600 | {
"solved_count": 1539
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:175-B | codeforces | 175-B | Plane of Tanks: Pro | https://codeforces.com/problemset/problem/175/B | [
"implementation"
] | null | null | stdin_stdout | 1,400 | {
"solved_count": 1601
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:175-A | codeforces | 175-A | Robot Bicorn Attack | https://codeforces.com/problemset/problem/175/A | [
"brute force",
"implementation"
] | null | null | stdin_stdout | 1,400 | {
"solved_count": 2594
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:174-C | codeforces | 174-C | Range Increments | https://codeforces.com/problemset/problem/174/C | [
"data structures",
"greedy"
] | null | null | stdin_stdout | 1,800 | {
"solved_count": 1277
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:174-B | codeforces | 174-B | File List | https://codeforces.com/problemset/problem/174/B | [
"dp",
"greedy",
"implementation"
] | null | null | stdin_stdout | 1,400 | {
"solved_count": 2545
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:174-A | codeforces | 174-A | Problem About Equation | https://codeforces.com/problemset/problem/174/A | [
"math"
] | null | null | stdin_stdout | 1,100 | {
"solved_count": 3368
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:173-E | codeforces | 173-E | Camping Groups | https://codeforces.com/problemset/problem/173/E | [
"data structures",
"sortings"
] | null | null | stdin_stdout | 2,600 | {
"solved_count": 768
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:173-D | codeforces | 173-D | Deputies | https://codeforces.com/problemset/problem/173/D | [
"constructive algorithms",
"graphs",
"greedy",
"implementation"
] | null | null | stdin_stdout | 2,500 | {
"solved_count": 315
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:173-C | codeforces | 173-C | Spiral Maximum | https://codeforces.com/problemset/problem/173/C | [
"brute force",
"dp"
] | null | null | stdin_stdout | 1,900 | {
"solved_count": 1120
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:173-B | codeforces | 173-B | Chamber of Secrets | https://codeforces.com/problemset/problem/173/B | [
"dfs and similar",
"shortest paths"
] | null | null | stdin_stdout | 1,800 | {
"solved_count": 4165
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:173-A | codeforces | 173-A | Rock-Paper-Scissors | https://codeforces.com/problemset/problem/173/A | [
"implementation",
"math"
] | null | null | stdin_stdout | 1,300 | {
"solved_count": 2554
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:172-E | codeforces | 172-E | BHTML+BCSS | https://codeforces.com/problemset/problem/172/E | [
"*special",
"dfs and similar",
"expression parsing"
] | null | null | stdin_stdout | 2,200 | {
"solved_count": 316
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:172-D | codeforces | 172-D | Calendar Reform | https://codeforces.com/problemset/problem/172/D | [
"*special",
"number theory"
] | null | null | stdin_stdout | 1,500 | {
"solved_count": 1539
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:172-C | codeforces | 172-C | Bus | https://codeforces.com/problemset/problem/172/C | [
"*special",
"implementation",
"sortings"
] | null | null | stdin_stdout | 1,500 | {
"solved_count": 1263
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:172-B | codeforces | 172-B | Pseudorandom Sequence Period | https://codeforces.com/problemset/problem/172/B | [
"*special",
"implementation",
"number theory"
] | null | null | stdin_stdout | 1,200 | {
"solved_count": 3182
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:172-A | codeforces | 172-A | Phone Code | https://codeforces.com/problemset/problem/172/A | [
"*special",
"brute force",
"implementation"
] | null | null | stdin_stdout | 800 | {
"solved_count": 8258
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:171-H | codeforces | 171-H | A polyline | https://codeforces.com/problemset/problem/171/H | [
"*special",
"implementation"
] | null | null | stdin_stdout | 1,700 | {
"solved_count": 341
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:171-G | codeforces | 171-G | Mysterious numbers - 2 | https://codeforces.com/problemset/problem/171/G | [
"*special"
] | null | null | stdin_stdout | 1,600 | {
"solved_count": 1071
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:171-F | codeforces | 171-F | ucyhf | https://codeforces.com/problemset/problem/171/F | [
"*special",
"brute force",
"implementation",
"number theory"
] | null | null | stdin_stdout | 1,600 | {
"solved_count": 1492
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:171-E | codeforces | 171-E | MYSTERIOUS LANGUAGE | https://codeforces.com/problemset/problem/171/E | [
"*special"
] | null | null | stdin_stdout | 2,000 | {
"solved_count": 1618
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:171-D | codeforces | 171-D | Broken checker | https://codeforces.com/problemset/problem/171/D | [
"*special",
"brute force"
] | null | null | stdin_stdout | 1,300 | {
"solved_count": 2830
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:171-C | codeforces | 171-C | A Piece of Cake | https://codeforces.com/problemset/problem/171/C | [
"*special",
"implementation"
] | null | null | stdin_stdout | 2,000 | {
"solved_count": 1243
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:171-B | codeforces | 171-B | Star | https://codeforces.com/problemset/problem/171/B | [
"*special",
"combinatorics"
] | null | null | stdin_stdout | 1,300 | {
"solved_count": 4877
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:171-A | codeforces | 171-A | Mysterious numbers - 1 | https://codeforces.com/problemset/problem/171/A | [
"*special",
"constructive algorithms"
] | null | null | stdin_stdout | 1,200 | {
"solved_count": 5135
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:169-B | codeforces | 169-B | Replacing Digits | https://codeforces.com/problemset/problem/169/B | [
"greedy"
] | null | null | stdin_stdout | 1,100 | {
"solved_count": 3763
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:169-A | codeforces | 169-A | Chores | https://codeforces.com/problemset/problem/169/A | [
"sortings"
] | null | null | stdin_stdout | 800 | {
"solved_count": 8308
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:168-B | codeforces | 168-B | Wizards and Minimal Spell | https://codeforces.com/problemset/problem/168/B | [
"implementation",
"strings"
] | null | null | stdin_stdout | 1,700 | {
"solved_count": 1318
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:168-A | codeforces | 168-A | Wizards and Demonstration | https://codeforces.com/problemset/problem/168/A | [
"implementation",
"math"
] | null | null | stdin_stdout | 900 | {
"solved_count": 11633
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:167-E | codeforces | 167-E | Wizards and Bets | https://codeforces.com/problemset/problem/167/E | [
"dfs and similar",
"graphs",
"math",
"matrices"
] | null | null | stdin_stdout | 2,900 | {
"solved_count": 736
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:167-D | codeforces | 167-D | Wizards and Roads | https://codeforces.com/problemset/problem/167/D | [
"data structures",
"divide and conquer",
"graph matchings",
"graphs",
"greedy"
] | null | null | stdin_stdout | 3,000 | {
"solved_count": 322
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:167-C | codeforces | 167-C | Wizards and Numbers | https://codeforces.com/problemset/problem/167/C | [
"games",
"math"
] | null | null | stdin_stdout | 2,300 | {
"solved_count": 771
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:167-B | codeforces | 167-B | Wizards and Huge Prize | https://codeforces.com/problemset/problem/167/B | [
"dp",
"math",
"probabilities"
] | null | null | stdin_stdout | 1,800 | {
"solved_count": 2546
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:167-A | codeforces | 167-A | Wizards and Trolleybuses | https://codeforces.com/problemset/problem/167/A | [
"implementation",
"math"
] | null | null | stdin_stdout | 1,600 | {
"solved_count": 2205
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:166-E | codeforces | 166-E | Tetrahedron | https://codeforces.com/problemset/problem/166/E | [
"dp",
"math",
"matrices"
] | null | null | stdin_stdout | 1,500 | {
"solved_count": 26360
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:166-D | codeforces | 166-D | Shoe Store | https://codeforces.com/problemset/problem/166/D | [
"dp",
"graph matchings",
"greedy",
"sortings",
"two pointers"
] | null | null | stdin_stdout | 2,500 | {
"solved_count": 418
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:166-C | codeforces | 166-C | Median | https://codeforces.com/problemset/problem/166/C | [
"greedy",
"math",
"sortings"
] | null | null | stdin_stdout | 1,500 | {
"solved_count": 7630
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:166-B | codeforces | 166-B | Polygons | https://codeforces.com/problemset/problem/166/B | [
"geometry",
"sortings"
] | null | null | stdin_stdout | 2,100 | {
"solved_count": 3203
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:166-A | codeforces | 166-A | Rank List | https://codeforces.com/problemset/problem/166/A | [
"binary search",
"implementation",
"sortings"
] | null | null | stdin_stdout | 1,100 | {
"solved_count": 21435
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:165-E | codeforces | 165-E | Compatible Numbers | https://codeforces.com/problemset/problem/165/E | [
"bitmasks",
"brute force",
"dfs and similar",
"dp"
] | null | null | stdin_stdout | 2,200 | {
"solved_count": 10048
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:165-D | codeforces | 165-D | Beard Graph | https://codeforces.com/problemset/problem/165/D | [
"data structures",
"dsu",
"trees"
] | null | null | stdin_stdout | 2,100 | {
"solved_count": 1970
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:165-C | codeforces | 165-C | Another Problem on Strings | https://codeforces.com/problemset/problem/165/C | [
"binary search",
"brute force",
"dp",
"math",
"strings",
"two pointers"
] | null | null | stdin_stdout | 1,600 | {
"solved_count": 14076
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:165-B | codeforces | 165-B | Burning Midnight Oil | https://codeforces.com/problemset/problem/165/B | [
"binary search",
"implementation"
] | null | null | stdin_stdout | 1,500 | {
"solved_count": 23803
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:165-A | codeforces | 165-A | Supercentral Point | https://codeforces.com/problemset/problem/165/A | [
"implementation"
] | null | null | stdin_stdout | 1,000 | {
"solved_count": 26601
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:164-E | codeforces | 164-E | Polycarpus and Tasks | https://codeforces.com/problemset/problem/164/E | [] | null | null | stdin_stdout | 3,100 | {
"solved_count": 137
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:164-D | codeforces | 164-D | Minimum Diameter | https://codeforces.com/problemset/problem/164/D | [
"binary search",
"brute force"
] | null | null | stdin_stdout | 3,100 | {
"solved_count": 393
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:164-C | codeforces | 164-C | Machine Programming | https://codeforces.com/problemset/problem/164/C | [
"flows",
"graphs"
] | null | null | stdin_stdout | 2,400 | {
"solved_count": 1048
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:164-B | codeforces | 164-B | Ancient Berland Hieroglyphs | https://codeforces.com/problemset/problem/164/B | [
"two pointers"
] | null | null | stdin_stdout | 2,000 | {
"solved_count": 556
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:164-A | codeforces | 164-A | Variable, or There and Back Again | https://codeforces.com/problemset/problem/164/A | [
"dfs and similar",
"graphs"
] | null | null | stdin_stdout | 1,700 | {
"solved_count": 1229
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:163-E | codeforces | 163-E | e-Government | https://codeforces.com/problemset/problem/163/E | [
"data structures",
"dfs and similar",
"dp",
"strings",
"trees"
] | null | null | stdin_stdout | 2,800 | {
"solved_count": 2329
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:163-D | codeforces | 163-D | Large Refrigerator | https://codeforces.com/problemset/problem/163/D | [
"brute force"
] | null | null | stdin_stdout | 2,900 | {
"solved_count": 590
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:163-C | codeforces | 163-C | Conveyor | https://codeforces.com/problemset/problem/163/C | [
"sortings",
"two pointers"
] | null | null | stdin_stdout | 2,100 | {
"solved_count": 642
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:163-B | codeforces | 163-B | Lemmings | https://codeforces.com/problemset/problem/163/B | [
"binary search"
] | null | null | stdin_stdout | 2,000 | {
"solved_count": 1202
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:163-A | codeforces | 163-A | Substring and Subsequence | https://codeforces.com/problemset/problem/163/A | [
"dp"
] | null | null | stdin_stdout | 1,700 | {
"solved_count": 3040
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:162-J | codeforces | 162-J | Brackets | https://codeforces.com/problemset/problem/162/J | [
"*special"
] | null | null | stdin_stdout | 1,800 | {
"solved_count": 104
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:162-I | codeforces | 162-I | Truncatable primes | https://codeforces.com/problemset/problem/162/I | [
"*special"
] | null | null | stdin_stdout | 2,000 | {
"solved_count": 97
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:162-H | codeforces | 162-H | Alternating case | https://codeforces.com/problemset/problem/162/H | [
"*special"
] | null | null | stdin_stdout | 1,800 | {
"solved_count": 227
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:162-G | codeforces | 162-G | Non-decimal sum | https://codeforces.com/problemset/problem/162/G | [
"*special"
] | null | null | stdin_stdout | 2,000 | {
"solved_count": 90
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:162-F | codeforces | 162-F | Factorial zeros | https://codeforces.com/problemset/problem/162/F | [
"*special"
] | null | null | stdin_stdout | 1,800 | {
"solved_count": 232
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:162-E | codeforces | 162-E | HQ9+ | https://codeforces.com/problemset/problem/162/E | [
"*special"
] | null | null | stdin_stdout | 1,800 | {
"solved_count": 187
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:162-D | codeforces | 162-D | Remove digits | https://codeforces.com/problemset/problem/162/D | [
"*special"
] | null | null | stdin_stdout | 1,900 | {
"solved_count": 233
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:162-C | codeforces | 162-C | Prime factorization | https://codeforces.com/problemset/problem/162/C | [
"*special"
] | null | null | stdin_stdout | 1,800 | {
"solved_count": 1417
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:162-B | codeforces | 162-B | Binary notation | https://codeforces.com/problemset/problem/162/B | [
"*special"
] | null | null | stdin_stdout | 1,800 | {
"solved_count": 328
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:162-A | codeforces | 162-A | Pentagonal numbers | https://codeforces.com/problemset/problem/162/A | [
"*special",
"implementation"
] | null | null | stdin_stdout | 1,100 | {
"solved_count": 846
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:161-E | codeforces | 161-E | Polycarpus the Safecracker | https://codeforces.com/problemset/problem/161/E | [
"brute force",
"dp"
] | null | null | stdin_stdout | 2,500 | {
"solved_count": 543
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:161-D | codeforces | 161-D | Distance in Tree | https://codeforces.com/problemset/problem/161/D | [
"dfs and similar",
"dp",
"trees"
] | null | null | stdin_stdout | 1,800 | {
"solved_count": 20190
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:161-C | codeforces | 161-C | Abracadabra | https://codeforces.com/problemset/problem/161/C | [
"divide and conquer"
] | null | null | stdin_stdout | 2,400 | {
"solved_count": 714
} | 2026-08-10T02:20:32.917453+00:00 |
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