Job 20981

Compiler output

prog.cpp: In function 'bool check(std::string)':
prog.cpp:9:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
 #define FOR(i,a,b) for(int i=a;i<b;i++)
                                 ^
prog.cpp:33:5: note: in expansion of macro 'FOR'
     FOR(i,0,s.length()){
     ^
prog.cpp: In function 'char paired(char)':
prog.cpp:28:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^

Results