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  1. #include <stdio.h>
  2. #include <string.h>
  3.  
  4. int main(void)
  5. {
  6.     char buffer[5];
  7.  
  8.     if (fgets(buffer, sizeof(buffer), stdin) != NULL)
  9.         printf("First : Length = %d, buffer[strlen(buffer) - 1] = '%c'\n", strlen(buffer), buffer[strlen(buffer) - 1]);
  10.     while (fgetc(stdin) != '\n');
  11.  
  12.     if (fgets(buffer, sizeof(buffer), stdin) != NULL)
  13.         printf("Second: Length = %d, buffer[strlen(buffer) - 1] = '%c'\n", strlen(buffer), buffer[strlen(buffer) - 1]);
  14.     while (fgetc(stdin) != '\n');
  15.  
  16.     if (fgets(buffer, sizeof(buffer), stdin) != NULL)
  17.         printf("Third : Length = %d, buffer[strlen(buffer) - 1] = '%c'\n", strlen(buffer), buffer[strlen(buffer) - 1]);
  18.  
  19.     if (fgets(buffer, sizeof(buffer), stdin) != NULL)
  20.         printf("Fourth: Length = %d, buffer[strlen(buffer) - 1] = '%c'\n", strlen(buffer), buffer[strlen(buffer) - 1]);
  21.  
  22. 	return 0;
  23. }
  24.  
Success #stdin #stdout 0s 2116KB
comments (?)
stdin
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12345
1234
123
12
stdout
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First : Length = 4, buffer[strlen(buffer) - 1] = '4'
Second: Length = 4, buffer[strlen(buffer) - 1] = '4'
Third : Length = 4, buffer[strlen(buffer) - 1] = '
'
Fourth: Length = 3, buffer[strlen(buffer) - 1] = '
'
https://ideone.com/6ZPXs0
language:
C (gcc 8.3)
created:
9 years ago
visibility:
public

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