/in/foo.c: In function 'main':
/in/foo.c:29:8: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
        if(read[0]==2) s[i]=4;break;
        ^~
/in/foo.c:29:30: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
        if(read[0]==2) s[i]=4;break;
                              ^~~~~
/in/foo.c:32:8: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
        if(read[0]==2) s[i]=5;break;
        ^~
/in/foo.c:32:30: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
        if(read[0]==2) s[i]=5;break;
                              ^~~~~
/in/foo.c:35:8: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
        if(read[0]==2) s[i]=2;break;
        ^~
/in/foo.c:35:30: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
        if(read[0]==2) s[i]=2;break;
                              ^~~~~
/in/foo.c:18:7: warning: 's' may be used uninitialized in this function [-Wmaybe-uninitialized]
   s[i]=read[0];
   ~~~~^~~~~~~~
/in/foo.c:50:2: warning: 'm' may be used uninitialized in this function [-Wmaybe-uninitialized]
  printf("%d %d",n,m);
  ^~~~~~~~~~~~~~~~~~~
/in/foo.c:50:2: warning: 'n' may be used uninitialized in this function [-Wmaybe-uninitialized]