Parse integers 
Compute the sum of integers read from STDIN as fast as possible.
Input: 50 000 000 lines, each containing one integer in the range [0; 2147483647].
629871117
2024562523
1372689083
1021777120
2111176472
Output: The uint64 sum of all numbers, printed as a decimal string.
Note: Integer overflow is expected – use a 64-bit accumulator.
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Challenge History
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Run Statistics
| # | Date | Score | Wall Time | CPU User | CPU System | Memory | Error | |
|---|---|---|---|---|---|---|---|---|
| 1 | Jun 7, 2024 14:29 | 3,776 | 53,484,675 | 29,319,000 | 2,022,000 | 2,486,272 | ||
| 2 | Jun 7, 2024 14:29 | 3,787 | 54,853,085 | 30,416,000 | 1,013,000 | 2,486,272 | ||
| 3 | Jun 7, 2024 14:29 | 3,787 | 57,002,344 | 29,408,000 | 2,028,000 | 2,486,272 | ||
| 4 | Jun 7, 2024 14:29 | 3,797 | 57,452,591 | 29,479,000 | 2,033,000 | 2,273,280 | ||
| 5 | Jun 7, 2024 14:29 | 3,809 | 60,100,447 | 30,592,000 | 1,019,000 | 2,469,888 | ||
| 6 | Jun 7, 2024 14:29 | 3,819 | 59,140,761 | 29,654,000 | 2,045,000 | 2,338,816 | ||
| 7 | Jun 7, 2024 14:29 | 3,837 | 54,516,982 | 28,858,000 | 2,985,000 | 2,486,272 | ||
| 8 | Jun 7, 2024 14:29 | 3,837 | 58,069,259 | 29,854,000 | 1,990,000 | 2,273,280 | ||
| 9 | Jun 7, 2024 14:29 | 3,838 | 54,367,675 | 28,872,000 | 2,986,000 | 2,273,280 | ||
| 10 | Jun 7, 2024 14:29 | 3,838 | 61,007,418 | 28,869,000 | 2,986,000 | 2,273,280 | ||
| 11 | Jun 7, 2024 14:29 | 3,843 | 57,086,646 | 28,905,000 | 2,990,000 | 2,318,336 | ||
| 12 | Jun 7, 2024 14:29 | 3,844 | 53,904,518 | 30,909,000 | 997,000 | 2,490,368 | ||
| 13 | Jun 7, 2024 14:29 | 3,846 | 49,939,138 | 29,928,000 | 1,995,000 | 2,490,368 | ||
| 14 | Jun 7, 2024 14:29 | 3,847 | 58,799,385 | 28,933,000 | 2,993,000 | 2,273,280 | ||
| 15 | Jun 7, 2024 14:29 | 3,847 | 54,550,663 | 30,934,000 | 997,000 | 2,482,176 | ||
| 16 | Jun 7, 2024 14:29 | 3,848 | 54,342,314 | 28,946,000 | 2,994,000 | 2,273,280 | ||
| 17 | Jun 7, 2024 14:29 | 3,848 | 53,604,492 | 28,946,000 | 2,994,000 | 2,490,368 | ||
| 18 | Jun 7, 2024 14:29 | 3,849 | 60,236,914 | 28,952,000 | 2,995,000 | 2,273,280 | ||
| 19 | Jun 7, 2024 14:29 | 3,850 | 54,622,928 | 28,960,000 | 2,995,000 | 2,273,280 | ||
| 20 | Jun 7, 2024 14:29 | 3,857 | 61,126,876 | 30,015,000 | 2,001,000 | 2,494,464 | ||
| 21 | Jun 7, 2024 14:29 | 3,861 | 52,465,114 | 29,041,000 | 3,004,000 | 2,478,080 | ||
| 22 | Jun 7, 2024 14:29 | 3,867 | 62,065,815 | 29,087,000 | 3,009,000 | 2,482,176 | ||
| 23 | Jun 7, 2024 14:29 | 3,869 | 56,237,604 | 30,107,000 | 2,007,000 | 2,273,280 | ||
| 24 | Jun 7, 2024 14:29 | 3,870 | 56,547,392 | 29,107,000 | 3,011,000 | 2,273,280 | ||
| 25 | Jun 7, 2024 14:29 | 3,872 | 55,428,268 | 30,131,000 | 2,008,000 | 2,273,280 | ||
| 26 | Jun 7, 2024 14:29 | 3,879 | 56,746,639 | 31,188,000 | 1,006,000 | 2,473,984 | ||
| 27 | Jun 7, 2024 14:29 | 3,879 | 57,058,795 | 30,184,000 | 2,012,000 | 2,269,184 | ||
| 28 | Jun 7, 2024 14:29 | 3,881 | 59,248,380 | 29,191,000 | 3,019,000 | 2,486,272 | ||
| 29 | Jun 7, 2024 14:29 | 3,883 | 55,935,546 | 29,204,000 | 3,021,000 | 2,482,176 | ||
| 30 | Jun 7, 2024 14:29 | 3,883 | 55,892,391 | 31,221,000 | 1,007,000 | 2,273,280 | ||
| 31 | Jun 7, 2024 14:29 | 3,886 | 59,066,115 | 30,238,000 | 2,015,000 | 2,273,280 | ||
| 32 | Jun 7, 2024 14:29 | 3,891 | 56,403,788 | 29,265,000 | 3,027,000 | 2,482,176 | ||
| 33 | Jun 7, 2024 14:29 | 3,892 | 53,841,013 | 29,275,000 | 3,028,000 | 2,273,280 | ||
| 34 | Jun 7, 2024 14:29 | 3,896 | 61,416,537 | 29,305,000 | 3,031,000 | 2,478,080 | ||
| 35 | Jun 7, 2024 14:29 | 3,900 | 53,654,874 | 31,355,000 | 1,011,000 | 2,375,680 | ||
| 36 | Jun 7, 2024 14:29 | 3,900 | 53,756,891 | 29,336,000 | 3,034,000 | 2,482,176 | ||
| 37 | Jun 7, 2024 14:29 | 3,903 | 58,600,909 | 30,368,000 | 2,024,000 | 2,273,280 | ||
| 38 | Jun 7, 2024 14:29 | 3,903 | 57,418,415 | 29,358,000 | 3,037,000 | 2,490,368 | ||
| 39 | Jun 7, 2024 14:29 | 3,904 | 66,398,634 | 30,382,000 | 2,025,000 | 2,387,968 | ||
| 40 | Jun 7, 2024 14:29 | 3,905 | 61,056,115 | 31,398,000 | 1,012,000 | 2,482,176 | ||
| 41 | Jun 7, 2024 14:29 | 3,908 | 53,131,216 | 30,406,000 | 2,027,000 | 2,273,280 | ||
| 42 | Jun 7, 2024 14:29 | 3,908 | 55,768,207 | 29,393,000 | 3,040,000 | 2,519,040 | ||
| 43 | Jun 7, 2024 14:29 | 3,910 | 59,258,044 | 31,438,000 | 1,014,000 | 2,482,176 | ||
| 44 | Jun 7, 2024 14:29 | 3,913 | 57,029,982 | 30,450,000 | 2,030,000 | 2,273,280 | ||
| 45 | Jun 7, 2024 14:29 | 3,913 | 52,384,600 | 31,466,000 | 1,015,000 | 2,486,272 | ||
| 46 | Jun 7, 2024 14:29 | 3,914 | 56,324,637 | 30,455,000 | 2,030,000 | 2,273,280 | ||
| 47 | Jun 7, 2024 14:29 | 3,914 | 57,492,829 | 30,459,000 | 2,030,000 | 2,420,736 | ||
| 48 | Jun 7, 2024 14:29 | 3,915 | 56,918,430 | 30,466,000 | 2,031,000 | 2,273,280 | ||
| 49 | Jun 7, 2024 14:29 | 3,916 | 58,895,078 | 30,474,000 | 2,031,000 | 2,486,272 | ||
| 50 | Jun 7, 2024 14:29 | 3,917 | 54,729,498 | 31,494,000 | 1,015,000 | 2,273,280 | ||
| 51 | Jun 7, 2024 14:29 | 3,919 | 55,543,883 | 30,498,000 | 2,033,000 | 2,273,280 | ||
| 52 | Jun 7, 2024 14:29 | 3,922 | 58,696,337 | 31,534,000 | 1,017,000 | 2,498,560 | ||
| 53 | Jun 7, 2024 14:29 | 3,923 | 56,147,641 | 31,545,000 | 1,017,000 | 2,494,464 | ||
| 54 | Jun 7, 2024 14:29 | 3,923 | 54,133,193 | 31,541,000 | 1,017,000 | 2,273,280 | ||
| 55 | Jun 7, 2024 14:29 | 3,924 | 62,842,188 | 31,551,000 | 1,017,000 | 2,273,280 | ||
| 56 | Jun 7, 2024 14:29 | 3,926 | 70,558,600 | 31,570,000 | 1,018,000 | 2,273,280 | ||
| 57 | Jun 7, 2024 14:29 | 3,930 | 58,755,961 | 31,596,000 | 1,019,000 | 2,273,280 | ||
| 58 | Jun 7, 2024 14:29 | 3,931 | 56,050,804 | 30,589,000 | 2,039,000 | 2,482,176 | ||
| 59 | Jun 7, 2024 14:29 | 3,931 | 59,899,380 | 30,588,000 | 2,039,000 | 2,273,280 | ||
| 60 | Jun 7, 2024 14:29 | 3,933 | 57,100,073 | 30,608,000 | 2,040,000 | 2,486,272 | ||
| 61 | Jun 7, 2024 14:29 | 3,933 | 60,035,877 | 30,605,000 | 2,040,000 | 2,490,368 | ||
| 62 | Jun 7, 2024 14:29 | 3,935 | 57,725,046 | 31,638,000 | 1,020,000 | 2,273,280 | ||
| 63 | Jun 7, 2024 14:29 | 3,937 | 59,277,705 | 31,655,000 | 1,021,000 | 2,490,368 | ||
| 64 | Jun 7, 2024 14:29 | 3,942 | 57,138,020 | 31,697,000 | 1,022,000 | 2,486,272 | ||
| 65 | Jun 7, 2024 14:29 | 3,952 | 60,068,814 | 29,818,000 | 2,981,000 | 2,490,368 | ||
| 66 | Jun 7, 2024 14:29 | 3,953 | 59,460,072 | 30,821,000 | 1,988,000 | 2,297,856 | ||
| 67 | Jun 7, 2024 14:29 | 3,954 | 59,700,742 | 29,838,000 | 2,983,000 | 2,273,280 | ||
| 68 | Jun 7, 2024 14:29 | 3,955 | 57,692,875 | 31,833,000 | 994,000 | 2,486,272 | ||
| 69 | Jun 7, 2024 14:29 | 3,955 | 58,407,085 | 30,839,000 | 1,989,000 | 2,273,280 | ||
| 70 | Jun 7, 2024 14:29 | 3,956 | 65,633,452 | 29,847,000 | 2,984,000 | 2,482,176 | ||
| 71 | Jun 7, 2024 14:29 | 3,956 | 57,900,244 | 29,847,000 | 2,984,000 | 2,416,640 | ||
| 72 | Jun 7, 2024 14:29 | 3,956 | 61,482,431 | 29,849,000 | 2,984,000 | 2,482,176 | ||
| 73 | Jun 7, 2024 14:29 | 3,957 | 63,135,320 | 29,857,000 | 2,985,000 | 2,273,280 | ||
| 74 | Jun 7, 2024 14:29 | 3,957 | 66,420,958 | 29,857,000 | 2,985,000 | 2,482,176 | ||
| 75 | Jun 7, 2024 14:29 | 3,964 | 54,129,616 | 29,913,000 | 2,991,000 | 2,273,280 | ||
| 76 | Jun 7, 2024 14:29 | 3,965 | 59,081,647 | 29,919,000 | 2,991,000 | 2,482,176 | ||
| 77 | Jun 7, 2024 14:29 | 3,966 | 60,399,998 | 30,922,000 | 1,994,000 | 2,273,280 | ||
| 78 | Jun 7, 2024 14:29 | 3,967 | 56,074,846 | 30,931,000 | 1,995,000 | 2,445,312 | ||
| 79 | Jun 7, 2024 14:29 | 3,971 | 56,186,463 | 29,960,000 | 2,996,000 | 2,273,280 | ||
| 80 | Jun 7, 2024 14:29 | 3,972 | 56,517,048 | 29,968,000 | 2,996,000 | 2,273,280 | ||
| 81 | Jun 7, 2024 14:29 | 3,973 | 54,991,025 | 29,979,000 | 2,997,000 | 2,478,080 | ||
| 82 | Jun 7, 2024 14:29 | 3,975 | 58,497,886 | 31,994,000 | 999,000 | 2,490,368 | ||
| 83 | Jun 7, 2024 14:29 | 3,977 | 60,525,530 | 31,007,000 | 2,000,000 | 2,273,280 | ||
| 84 | Jun 7, 2024 14:29 | 3,978 | 55,698,091 | 31,016,000 | 2,001,000 | 2,482,176 | ||
| 85 | Jun 7, 2024 14:29 | 3,978 | 58,276,988 | 30,018,000 | 3,001,000 | 2,301,952 | ||
| 86 | Jun 7, 2024 14:29 | 3,981 | 57,388,493 | 31,039,000 | 2,002,000 | 2,486,272 | ||
| 87 | Jun 7, 2024 14:29 | 3,981 | 60,187,583 | 30,039,000 | 3,003,000 | 2,490,368 | ||
| 88 | Jun 7, 2024 14:29 | 3,987 | 54,985,531 | 30,086,000 | 3,008,000 | 2,482,176 | ||
| 89 | Jun 7, 2024 14:29 | 3,990 | 59,307,951 | 31,107,000 | 2,006,000 | 2,490,368 | ||
| 90 | Jun 7, 2024 14:29 | 4,013 | 58,088,920 | 31,288,000 | 2,018,000 | 2,273,280 | ||
| 91 | Jun 7, 2024 14:29 | 4,018 | 61,831,168 | 31,326,000 | 2,021,000 | 2,490,368 | ||
| 92 | Jun 7, 2024 14:29 | 4,022 | 52,177,798 | 31,359,000 | 2,023,000 | 2,273,280 | ||
| 93 | Jun 7, 2024 14:29 | 4,023 | 60,010,542 | 30,352,000 | 3,035,000 | 2,342,912 | ||
| 94 | Jun 7, 2024 14:29 | 4,026 | 56,512,709 | 31,453,000 | 1,965,000 | 2,490,368 | ||
| 95 | Jun 7, 2024 14:29 | 4,036 | 56,696,020 | 30,455,000 | 3,045,000 | 2,490,368 | ||
| 96 | Jun 7, 2024 14:29 | 4,043 | 66,941,100 | 32,539,000 | 1,016,000 | 2,273,280 | ||
| 97 | Jun 7, 2024 14:29 | 4,084 | 96,567,343 | 33,900,564 | 0 | 2,240,512 | ||
| 98 | Jun 7, 2024 14:29 | 4,093 | 88,263,147 | 33,975,178 | 0 | 2,236,416 | ||
| 99 | Jun 7, 2024 14:29 | 4,099 | 115,963,207 | 34,023,439 | 0 | 2,244,608 | ||
| 100 | Jun 7, 2024 14:29 | 4,111 | 95,364,202 | 34,124,436 | 0 | 2,240,512 | ||
| 101 | Jun 7, 2024 14:29 | 4,121 | 103,477,261 | 34,202,038 | 0 | 2,244,608 | ||
| 102 | Jun 7, 2024 14:29 | 4,131 | 98,966,538 | 34,284,075 | 0 | 2,240,512 | ||
| 103 | Jun 7, 2024 14:29 | 4,131 | 97,317,816 | 34,284,020 | 0 | 2,240,512 | ||
| 104 | Jun 7, 2024 14:29 | 4,138 | 99,977,101 | 34,348,001 | 0 | 2,236,416 | ||
| 105 | Jun 7, 2024 14:29 | 4,141 | 97,989,021 | 34,368,629 | 0 | 2,236,416 | ||
| 106 | Jun 7, 2024 14:29 | 4,143 | 116,491,638 | 34,384,539 | 0 | 2,236,416 | ||
| 107 | Jun 7, 2024 14:29 | 4,152 | 93,439,030 | 34,465,616 | 0 | 2,240,512 | ||
| 108 | Jun 7, 2024 14:29 | 4,153 | 106,551,823 | 34,470,896 | 0 | 2,248,704 | ||
| 109 | Jun 7, 2024 14:29 | 4,156 | 90,303,335 | 34,492,428 | 0 | 2,240,512 | ||
| 110 | Jun 7, 2024 14:29 | 4,157 | 96,693,457 | 34,499,292 | 0 | 2,244,608 | ||
| 111 | Jun 7, 2024 14:29 | 4,158 | 114,018,163 | 34,509,466 | 0 | 2,240,512 | ||
| 112 | Jun 7, 2024 14:29 | 4,162 | 103,975,494 | 34,544,035 | 0 | 2,232,320 | ||
| 113 | Jun 7, 2024 14:29 | 4,168 | 97,193,013 | 34,591,403 | 0 | 2,371,584 | ||
| 114 | Jun 7, 2024 14:29 | 4,170 | 109,640,662 | 34,610,284 | 0 | 2,240,512 | ||
| 115 | Jun 7, 2024 14:29 | 4,195 | 119,073,069 | 34,819,140 | 0 | 2,248,704 | ||
| 116 | Jun 7, 2024 14:29 | 4,224 | 113,211,043 | 35,060,155 | 0 | 2,244,608 | ||
| 117 | Jun 7, 2024 14:29 | 4,244 | 120,033,656 | 35,221,728 | 0 | 2,228,224 | ||
| 118 | Jun 7, 2024 14:29 | 4,254 | 108,501,342 | 35,306,002 | 0 | 2,244,608 | ||
| 119 | Jun 7, 2024 14:29 | 4,256 | 125,933,834 | 35,325,945 | 0 | 2,244,608 | ||
| 120 | Jun 7, 2024 14:29 | 4,518 | 92,793,963 | 37,498,793 | 0 | 2,240,512 |