foo.c: In function 'main':
foo.c:15:17: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
   15 |                 if(i>n)
      |                 ^~
foo.c:17:25: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
   17 |                         int n1=sqrt(x2);
      |                         ^~~
foo.c:15:19: warning: 'i' may be used uninitialized [-Wmaybe-uninitialized]
   15 |                 if(i>n)
      |                   ^
foo.c:5:23: note: 'i' was declared here
    5 |         int x,x1=2,x2,i,j;
      |                       ^
foo.c:23:27: warning: 'j' may be used uninitialized [-Wmaybe-uninitialized]
   23 |                         if(j>n1)
      |                           ^
foo.c:5:25: note: 'j' was declared here
    5 |         int x,x1=2,x2,i,j;
      |                         ^
foo.c:17:32: warning: 'x2' may be used uninitialized [-Wmaybe-uninitialized]
   17 |                         int n1=sqrt(x2);
      |                                ^~~~~~~~
foo.c:5:20: note: 'x2' was declared here
    5 |         int x,x1=2,x2,i,j;
      |                    ^~

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