Problems

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Submissions Users
Name Total Acc. Ratio Fastest Total Acc. Ratio Difficulty  
Quadrant Selection 37639 21633 57% 0.00 18862 18273 97% 1.2
Jack-O'-Lantern Juxtaposition 2510 1757 70% 0.00 1690 1650 98% 1.2
Greetings! 4234 2881 68% 0.00 2488 2425 97% 1.2
Add Two Numbers 822 603 73% 0.00 576 561 97% 1.2
Tarifa 26295 15088 57% 0.00 13845 13346 96% 1.3
Take Two Stones 41765 25086 60% 0.00 21107 20286 96% 1.3
Stuck In A Time Loop 52791 27438 52% 0.00 23239 22371 96% 1.3
Stopwatch 2379 1444 61% 0.00 1214 1183 97% 1.3
Solving for Carrots 36919 23575 64% 0.00 20758 19960 96% 1.3
Rating Problems 1025 746 73% 0.00 729 702 96% 1.3
Quality-Adjusted Life-Year 17083 10654 62% 0.00 9916 9595 97% 1.3
Pot 22067 13389 61% 0.00 12121 11730 97% 1.3
Planina 15550 9853 63% 0.00 9138 8875 97% 1.3
Pet 19839 11653 59% 0.00 10731 10300 96% 1.3
Nasty Hacks 16740 9881 59% 0.00 9415 9131 97% 1.3
Modulo 14498 8933 62% 0.00 8175 7796 95% 1.3
Magic Trick 744 564 76% 0.00 556 534 96% 1.3
Last Factorial Digit 13885 8448 61% 0.00 7600 7326 96% 1.3
Jumbo Javelin 861 709 82% 0.00 657 647 98% 1.3
I've Been Everywhere, Man 16556 10538 64% 0.00 9585 9204 96% 1.3
Hello World! 130360 74388 57% 0.00 56512 54046 96% 1.3
Heart Rate 8176 5459 67% 0.00 4777 4644 97% 1.3
Grass Seed Inc. 12609 7675 61% 0.00 7180 6980 97% 1.3
FizzBuzz 30854 17717 57% 0.00 14518 13981 96% 1.3
Filip 17468 10664 61% 0.00 9909 9583 97% 1.3
Faktor 17211 11892 69% 0.00 10790 10497 97% 1.3
Electrical Outlets 2597 1928 74% 0.00 1842 1808 98% 1.3
Echo Echo Echo 314 260 83% 0.00 242 240 99% 1.3
Dice Cup 12630 8363 66% 0.00 7565 7343 97% 1.3
Cold-puter Science 31903 20241 63% 0.00 17673 17096 97% 1.3
Chanukah Challenge 4689 3000 64% 0.00 2770 2675 97% 1.3
Bijele 24580 15109 61% 0.00 13477 13032 97% 1.3
Bela 8535 5753 67% 0.00 5396 5255 97% 1.3
Batter Up 10695 6863 64% 0.00 6367 6169 97% 1.3
Apaxiaaaaaaaaaaaans! 17171 10326 60% 0.00 9239 8815 95% 1.3
Homework 1740 1648 95% 0.00 1200 1197 100% 1.1 - 1.4
Zamka 13082 7679 59% 0.00 7122 6866 96% 1.4
Trik 18341 10565 58% 0.00 9991 9583 96% 1.4
Transit Woes 2807 1749 62% 0.00 1621 1568 97% 1.4
The Amazing Human Cannonball 5423 3460 64% 0.00 3337 3217 96% 1.4
Sort Two Numbers 385 254 66% 0.00 251 243 97% 1.4
Simon Says 17137 8969 52% 0.00 8311 7830 94% 1.4
Shattered Cake 4826 3200 66% 0.01 2483 2398 97% 1.4
Seven Wonders 12292 6764 55% 0.00 6366 6099 96% 1.4
Reversed Binary Numbers 17716 10851 61% 0.00 9459 8991 95% 1.4
Railroad 4786 3155 66% 0.00 3023 2905 96% 1.4
Quick Estimates 10963 6190 56% 0.00 5769 5495 95% 1.4
Provinces and Gold 4927 2821 57% 0.00 2715 2620 97% 1.4
Poker Hand 6036 3784 63% 0.00 3483 3320 95% 1.4
Piece of Cake! 8411 5382 64% 0.00 5077 4878 96% 1.4
Parking 5186 3525 68% 0.00 3381 3250 96% 1.4
Number Fun 11063 5866 53% 0.00 5131 4888 95% 1.4
No Duplicates 10941 6214 57% 0.00 5629 5394 96% 1.4
Laptop Sticker 1199 795 66% 0.00 765 742 97% 1.4
Ladder 15267 8790 58% 0.00 8234 7917 96% 1.4
Judging Moose 14050 7026 50% 0.00 6390 6143 96% 1.4
Job Expenses 5420 3006 55% 0.00 2785 2646 95% 1.4
Janitor Troubles 2288 1604 70% 0.00 1541 1490 97% 1.4
IsItHalloween.com 11260 6256 56% 0.00 5893 5678 96% 1.4
ICPC Awards 5956 3739 63% 0.00 3275 3149 96% 1.4
Help a PhD candidate out! 6259 3621 58% 0.00 3479 3306 95% 1.4
Harshad Numbers 5328 3490 66% 0.00 3324 3191 96% 1.4
FYI 945 557 59% 0.00 550 530 96% 1.4
Forced Choice 560 406 72% 0.00 390 376 96% 1.4
Final Exam 1641 1171 71% 0.00 1125 1074 95% 1.4
Encoded Message 5499 3686 67% 0.00 3189 3067 96% 1.4
Detailed Differences 11983 6325 53% 0.00 5710 5506 96% 1.4
Datum 6897 4263 62% 0.00 4108 3983 97% 1.4
Cudoviste 2619 1911 73% 0.00 1836 1775 97% 1.4
Cryptographer's Conundrum 12050 7399 61% 0.00 6647 6410 96% 1.4
Cetvrta 10978 7127 65% 0.00 6684 6421 96% 1.4
Boat Parts 4285 2555 60% 0.00 2406 2310 96% 1.4
Avion 4490 2549 57% 0.00 2437 2342 96% 1.4
Alphabet Spam 10428 6513 62% 0.00 5504 5292 96% 1.4
Reverse 3226 2521 78% 0.00 1777 1731 97% 1.2 - 1.5
Tetration 2572 1448 56% 0.00 1285 1244 97% 1.5
Tai's formula 2880 1648 57% 0.00 1538 1474 96% 1.5
Synchronizing Lists 5693 3483 61% 0.00 3045 2879 95% 1.5
Sum Squared Digits Function 3611 2367 66% 0.00 2173 2093 96% 1.5
Star Arrangements 4684 2528 54% 0.00 2302 2213 96% 1.5
Stand on Zanzibar 4621 3253 70% 0.00 3190 3074 96% 1.5
Speed Limit 19730 10680 54% 0.00 9868 9417 95% 1.5
Soda Slurper 6961 4107 59% 0.00 4053 3785 93% 1.5
Sibice 17265 9642 56% 0.00 9197 8834 96% 1.5
Roaming Romans 6830 3470 51% 0.00 3329 3182 96% 1.5
Relocation 2795 1999 72% 0.01 1607 1550 96% 1.5
Racing Around the Alphabet 2164 1416 65% 0.00 1327 1279 96% 1.5
Quick Brown Fox 12853 6742 52% 0.00 6194 5794 94% 1.5
Odd Gnome 6788 3964 58% 0.00 3438 3236 94% 1.5
License to Launch 5940 3585 60% 0.00 3209 3081 96% 1.5
Kornislav 5453 3801 70% 0.00 3669 3539 96% 1.5
Kleptography 1566 1217 78% 0.00 1071 1044 97% 1.5
Kemija 6516 4165 64% 0.00 4030 3850 96% 1.5
Honour Thy (Apaxian) Parent 2905 1531 53% 0.00 1513 1446 96% 1.5
Hissing Microphone 21929 11829 54% 0.00 10716 10315 96% 1.5
Hangman 2557 1610 63% 0.00 1566 1487 95% 1.5
Free Food 6687 4315 65% 0.00 3550 3353 94% 1.5
Fifty Shades of Pink 2610 1557 60% 0.00 1442 1377 95% 1.5
Estimating the Area of a Circle 4765 2997 63% 0.00 2875 2737 95% 1.5
Eligibility 4991 2486 50% 0.00 2361 2242 95% 1.5