foo.c: In function ‘main’:
foo.c:6:9: error: ‘cin’ undeclared (first use in this function); did you mean ‘min’?
6 | cin>>a>>b>>c;
| ^~~
| min
foo.c:6:9: note: each undeclared identifier is reported only once for each function it appears in
foo.c:9:13: error: ‘cout’ undeclared (first use in this function)
9 | cout<<a<<"<"<<b<<"<"<<c<<endl;
| ^~~~
foo.c:9:38: error: ‘endl’ undeclared (first use in this function)
9 | cout<<a<<"<"<<b<<"<"<<c<<endl;
| ^~~~
foo.c:20:48: error: ‘end1’ undeclared (first use in this function)
20 | cout<<c<<"<"<<b<<"<"<<a<<end1;
| ^~~~
foo.c:7:11: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wdangling-else]
7 | if(a<b)
| ^
foo.c:5:15: warning: unused variable ‘min’ [-Wunused-variable]
5 | int a,b,c,min;
| ^~~