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  1. #include <stdio.h>
  2.  
  3. int main()
  4. {
  5.     int T[5] = {12, 43, 2, 60, 7};
  6.     int i, key = 60;
  7.     int location = -1;
  8.  
  9.     printf("输入的5个数字为：\n");
  10.  
  11.     for(i = 0; i < 5; i++)
  12.     {
  13.         printf("%d ", T[i]);
  14.     }
  15.  
  16.     printf("\n查找关键字：%d\n", key);
  17.  
  18.     for(i = 0; i < 5; i++)
  19.     {
  20.         if(T[i] == key)
  21.         {
  22.             location = i + 1;
  23.             break;
  24.         }
  25.     }
  26.  
  27.     if(location != -1)
  28.         printf("关键字的位置是：%d\n", location);
  29.     else
  30.         printf("查找失败！\n");
  31.  
  32.     return 0;
  33. }
Success #stdin #stdout 0s 5340KB
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stdin
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Standard input is empty
stdout
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输入的5个数字为：
12 43 2 60 7 
查找关键字：60
关键字的位置是：4
https://ideone.com/MhNkUE
language:
C (gcc 8.3)
created:
1 day ago
visibility:
public

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