/in/foo.c: In function 'main':
/in/foo.c:7:3: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
  {for(j=2;j<i;j++)
   ^~~
/in/foo.c:10:3: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for'
   if(i==j)
   ^~
/in/foo.c:14:4: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
    for(k=2;k<x2;k++)
    ^~~
/in/foo.c:17:5: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for'
     if(x2==k)
     ^~