Main.cc:4:11: warning: character constant too long for its type writeln('input n:'); ^~~~~~~~~~ Main.cc:11:9: warning: multi-character character constant [-Wmultichar] write('s=',s); ^~~~ Main.cc:1:1: error: ‘program’ does not name a type program yueshuhe; ^~~~~~~ Main.cc:2:1: error: ‘var’ does not name a type; did you mean ‘char’? var n,i,s:longint; ^~~ char Main.cc:3:1: error: ‘begin’ does not name a type begin ^~~~~ Main.cc:5:9: error: expected constructor, destructor, or type conversion before ‘(’ token readln(n); ^ Main.cc:6:3: error: ‘s’ does not name a type s:=1; ^ Main.cc:7:3: error: expected unqualified-id before ‘for’ for i:=2 to n do ^~~ Main.cc:10:5: error: ‘end’ does not name a type; did you mean ‘enum’? end; ^~~ enum Main.cc:11:8: error: expected constructor, destructor, or type conversion before ‘(’ token write('s=',s); ^ Main.cc:12:3: error: ‘readln’ does not name a type readln ^~~~~~