2021 Problems
d3f4f72 verified | Case #1: 2 |
| Case #2: -1 |
| Case #3: 0 |
| Case #4: 3 |
| Case #5: -1 |
| Case #6: 8 |
| Case #7: 100 |
| Case #8: 5 |
| Case #9: 108 |
| Case #10: -1 |
| Case #11: 103 |
| Case #12: 111 |
| Case #13: -1 |
| Case #14: 2475 |
| Case #15: -1 |
| Case #16: 59 |
| Case #17: 61 |
| Case #18: -1 |
| Case #19: 138 |
| Case #20: -1 |
| Case #21: 91 |
| Case #22: -1 |
| Case #23: 29 |
| Case #24: -1 |
| Case #25: 122 |
| Case #26: 120 |
| Case #27: 112 |
| Case #28: 41 |
| Case #29: 53 |
| Case #30: 104 |
| Case #31: -1 |
| Case #32: 78 |
| Case #33: 88 |
| Case #34: 99 |
| Case #35: -1 |
| Case #36: -1 |
| Case #37: 98 |
| Case #38: 64 |
| Case #39: 26 |
| Case #40: -1 |
| Case #41: -1 |
| Case #42: -1 |
| Case #43: -1 |
| Case #44: -1 |
| Case #45: 105 |
| Case #46: 86 |
| Case #47: 37 |
| Case #48: 61 |
| Case #49: 30 |
| Case #50: 66 |
| Case #51: -1 |
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