/in/foo.cc: In function 'int main()':
/in/foo.cc:7:5: warning: comparison of constant '100' with boolean expression is always true [-Wbool-compare]
1<x<100;
~~~^~~~
/in/foo.cc:7:3: warning: comparisons like 'X<=Y<=Z' do not have their mathematical meaning [-Wparentheses]
1<x<100;
~^~
/in/foo.cc:7:5: warning: statement has no effect [-Wunused-value]
1<x<100;
~~~^~~~
/in/foo.cc:13:3: warning: this 'else' clause does not guard... [-Wmisleading-indentation]
else
^~~~
/in/foo.cc:16:8: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'else'
if(x1==1)
^~
/in/foo.cc:21:12: warning: 'n' may be used uninitialized in this function [-Wmaybe-uninitialized]
cout<<n<<endl;
^