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  1. #include <stdio.h>
  2.  
  3. void power3(unsigned long result[]);
  4. void print_result(unsigned long result[]);
  5.  
  6. int main() {
  7.     unsigned long result[50] = {0};  
  8.     result[0] = 1;  
  9.  
  10.     for (int i = 1; i<= 99; i++) {
  11.         power3(result);  
  12.         printf("n=%d: ", i);
  13.         print_result(result);  
  14.     }
  15.  
  16.     return 0;
  17. }
  18.  
  19. void power3(unsigned long result[]) {
  20.     unsigned long carry = 0;  
  21.     for (int i = 0; i<50; i++) {
  22.         unsigned long temp = result[i] * 3 + carry;
  23.         result[i] = temp % 10000000;  
  24.         carry = temp / 10000000;  
  25.     }
  26. }
  27.  
  28. void print_result(unsigned long result[]) {
  29.     int start = 50 - 1;
  30.  
  31.     while (start> 0 && result[start] == 0) {
  32.         start--;
  33.     }
  34.  
  35.     printf("%lu", result[start]);
  36.  
  37.     for (int i = start - 1; i>=0; i--) {
  38.         printf(" %07lu", result[i]);  
  39.     }
  40.     printf("\n");
  41. }
Success #stdin #stdout 0s 5276KB
comments (?)
stdin
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Standard input is empty
stdout
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n=1: 3
n=2: 9
n=3: 27
n=4: 81
n=5: 243
n=6: 729
n=7: 2187
n=8: 6561
n=9: 19683
n=10: 59049
n=11: 177147
n=12: 531441
n=13: 1594323
n=14: 4782969
n=15: 1 4348907
n=16: 4 3046721
n=17: 12 9140163
n=18: 38 7420489
n=19: 116 2261467
n=20: 348 6784401
n=21: 1046 0353203
n=22: 3138 1059609
n=23: 9414 3178827
n=24: 28242 9536481
n=25: 84728 8609443
n=26: 254186 5828329
n=27: 762559 7484987
n=28: 2287679 2454961
n=29: 6863037 7364883
n=30: 2 0589113 2094649
n=31: 6 1767339 6283947
n=32: 18 5302018 8851841
n=33: 55 5906056 6555523
n=34: 166 7718169 9666569
n=35: 500 3154509 8999707
n=36: 1500 9463529 6999121
n=37: 4502 8390589 0997363
n=38: 13508 5171767 2992089
n=39: 40525 5515301 8976267
n=40: 121576 6545905 6928801
n=41: 364729 9637717 0786403
n=42: 1094189 8913151 2359209
n=43: 3282569 6739453 7077627
n=44: 9847709 0218361 1232881
n=45: 2 9543127 0655083 3698643
n=46: 8 8629381 1965250 1095929
n=47: 26 5888143 5895750 3287787
n=48: 79 7664430 7687250 9863361
n=49: 239 2993292 3061752 9590083
n=50: 717 8979876 9185258 8770249
n=51: 2153 6939630 7555776 6310747
n=52: 6461 0818892 2667329 8932241
n=53: 19383 2456676 8001989 6796723
n=54: 58149 7370030 4005969 0390169
n=55: 174449 2110091 2017907 1170507
n=56: 523347 6330273 6053721 3511521
n=57: 1570042 8990820 8161164 0534563
n=58: 4710128 6972462 4483492 1603689
n=59: 1 4130386 0917387 3450476 4811067
n=60: 4 2391158 2752162 0351429 4433201
n=61: 12 7173474 8256486 1054288 3299603
n=62: 38 1520424 4769458 3162864 9898809
n=63: 114 4561273 4308374 9488594 9696427
n=64: 343 3683820 2925124 8465784 9089281
n=65: 1030 1051460 8775374 5397354 7267843
n=66: 3090 3154382 6326123 6192064 1803529
n=67: 9270 9463147 8978370 8576192 5410587
n=68: 27812 8389443 6935112 5728577 6231761
n=69: 83438 5168331 0805337 7185732 8695283
n=70: 250315 5504993 2416013 1557198 6085849
n=71: 750946 6514979 7248039 4671595 8257547
n=72: 2252839 9544939 1744118 4014787 4772641
n=73: 6758519 8634817 5232355 2044362 4317923
n=74: 2 0275559 5904452 5697065 6133087 2953769
n=75: 6 0826678 7713357 7091196 8399261 8861307
n=76: 18 2480036 3140073 1273590 5197785 6583921
n=77: 54 7440108 9420219 3820771 5593356 9751763
n=78: 164 2320326 8260658 1462314 6780070 9255289
n=79: 492 6960980 4781974 4386944 0340212 7765867
n=80: 1478 0882941 4345923 3160832 1020638 3297601
n=81: 4434 2648824 3037769 9482496 3061914 9892803
n=82: 13302 7946472 9113309 8447488 9185744 9678409
n=83: 39908 3839418 7339929 5342466 7557234 9035227
n=84: 119725 1518256 2019788 6027400 2671704 7105681
n=85: 359175 4554768 6059365 8082200 8015114 1317043
n=86: 1077526 3664305 8178097 4246602 4045342 3951129
n=87: 3232579 0992917 4534292 2739807 2136027 1853387
n=88: 9697737 2978752 3602876 8219421 6408081 5560161
n=89: 2 9093211 8936257 0808630 4658264 9224244 6680483
n=90: 8 7279635 6808771 2425891 3974794 7672734 0041449
n=91: 26 1838907 0426313 7277674 1924384 3018202 0124347
n=92: 78 5516721 1278941 1833022 5773152 9054606 0373041
n=93: 235 6550163 3836823 5499067 7319458 7163818 1119123
n=94: 706 9650490 1510470 6497203 1958376 1491454 3357369
n=95: 2120 8951470 4531411 9491609 5875128 4474363 0072107
n=96: 6362 6854411 3594235 8474828 7625385 3423089 0216321
n=97: 19088 0563234 0782707 5424486 2876156 0269267 0648963
n=98: 57264 1689702 2348122 6273458 8628468 0807801 1946889
n=99: 171792 5069106 7044367 8820376 5885404 2423403 5840667
https://ideone.com/JoJqGM
language:
C (gcc 8.3)
created:
86 days ago
visibility:
public

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