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  1. char * mystrcat(char *a, char *b)
  2. {   
  3.    int i,j = 0;
  4.    while (a[i] != '\0') 
  5.    {
  6.       i++;
  7.    }
  8.    while (b[j] != '\0')
  9.    {
  10.      a[i] = b[j];
  11.      i++; j++;
  12.    }  
  13.    a[i] = '\0';
  14.    return a;  
  15. }
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin
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Standard input is empty
compilation info 
prog.cpp: In function ‘char* mystrcat(char*, char*)’:
prog.cpp:4: warning: ‘i’ is used uninitialized in this function
/usr/lib/gcc/i686-pc-linux-gnu/4.3.4/../../../crt1.o: In function `_start':
(.text+0x18): undefined reference to `main'
collect2: ld returned 1 exit status
stdout
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Standard output is empty
https://ideone.com/OptEy
language:
C++ (gcc 8.3)
created:
12 years ago
visibility:
public

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