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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3.  
  4. int qtdseq(int matriz[10][12], int lin, int col, int num) {
  5.     if (lin >= 10 || col >= 12 || lin < 0 || col < 0) return 0;
  6.     if (matriz[lin][col] != num) return 0;
  7.     if (num == 1) return 1;
  8.  
  9.     return qtdseq(matriz, lin,     col + 1, num - 1)
  10.          + qtdseq(matriz, lin,     col - 1, num - 1)
  11.          + qtdseq(matriz, lin + 1, col,     num - 1)
  12.          + qtdseq(matriz, lin - 1, col,     num - 1);
  13. }
  14.  
  15. int main() {
  16.     int mat[10][12] = {
  17.         {34, 45, 18, 56, 98, 33, 42, 67,  6, 11, 40, 10},
  18.         {88, 59, 23, 34, 44, 11, 34, 61, 43,  1,  3,  9},
  19.         {33, 32, 31, 22, 33, 77, 12, 11, 34, 98, 72, 74},
  20.         {40, 50, 21, 17, 15, 52, 45, 10,  9, 32, 27, 30},
  21.         { 4, 14, 32, 11, 22, 33, 44, 65,  8, 52, 76, 12},
  22.         { 6, 13, 56, 91, 22, 45, 22, 18,  7, 45, 23, 44},
  23.         { 8,  9, 20, 87,  2,  5, 56,  5,  6,  5,  4,  3},
  24.         {12, 99, 23,  4,  3, 81, 42,  4,  8,  4, 77,  2},
  25.         {98, 97, 96, 95, 38,  1,  2,  3, 56,  3, 56,  1},
  26.         { 3,  1,  7, 45, 93, 96,  1, 46,  1,  2, 41, 23}
  27.     };
  28.  
  29.     printf("Quantidade de sequências encontradas = %d\n", qtdseq(mat, 2, 6, 12));
  30. }
Success #stdin #stdout 0s 4276KB
comments (?)
stdin 
Standard input is empty
stdout 
Quantidade de sequências encontradas = 4
https://ideone.com/MMy9u7
language:
C (gcc 8.3)
created:
7 years ago
visibility:
public

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