C 語言陣列拼接程式



要連線兩個陣列,我們需要至少三個陣列變數。我們將取兩個陣列,然後根據某些約束條件,將它們的內容複製到一個數組中。在此示例中,我們將取兩個陣列,一個將儲存偶數,另一個將儲存奇數,然後連線以得到一個數組。

演算法

讓我們首先看看此程式的分步過程 -

START
   Step 1 → Take three array variables A, E, and O
   Step 2 → Store even values in array E
   Step 3 → Store odd values in array O
   Step 4 → Start loop from 0 to sizeof(E)
   Step 5 → Copy E[n] to A[index]
   Step 6 → Start loop from 0 to sizeof(O)
   Step 7 → Copy E[n] to A[index]
   Step 8 → Display A
STOP

虛擬碼

讓我們現在看看此演算法的虛擬碼 -

procedure concate_array(A)

   Array E, O
   index ← 0
   FOR EACH value in E DO
      A[index] ← E[n]
      INCREMENT index
   END FOR
   
   FOR EACH value in O DO
      A[index] ← O[n]
      INCREMENT index
   END FOR
   DISPLAY A

end procedure

實現

以上推匯出的虛擬碼實現如下 -

#include <stdio.h>

int main() {
   int array[10];
   int even[5] = {0, 2, 4, 6, 8};
   int odd[5]  = {1, 3, 5, 7, 9};
   
   int loop, index, e_len, o_len;
   
   e_len = o_len = 5;
   
   index = 0;
 
   for(loop = 0; loop < e_len; loop++) {
      array[index] = even[loop];
      index++;
   }
 
   for(loop = 0; loop < o_len; loop++) {
      array[index] = odd[loop];
      index++;
   }

   printf("\nEven -> ");
   
   for(loop = 0; loop < e_len; loop++)
      printf(" %d", even[loop]);
   
   printf("\nOdd  -> ");
   
   for(loop = 0; loop < o_len; loop++)
      printf(" %d", odd[loop]);

   printf("\nConcat -> ");
   
   for(loop = 0; loop < 10; loop++)
      printf(" %d", array[loop]);

   return 0;
}

輸出應如下所示 -

Even ->  0 2 4 6 8
Odd  ->  1 3 5 7 9
Concat ->  0 2 4 6 8 1 3 5 7 9
array_examples_in_c.htm
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