Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:16:24: error: invalid conversion from ‘char*’ to ‘int’ [-fpermissive] int s1=strchr(s,'('),s2=strchr(s,'['), ^ user.cpp:16:41: error: invalid conversion from ‘char*’ to ‘int’ [-fpermissive] int s1=strchr(s,'('),s2=strchr(s,'['), ^ user.cpp:17:24: error: invalid conversion from ‘char*’ to ‘int’ [-fpermissive] f1=strchr(s,')'),f2=strchr(s,']'); ^ user.cpp:17:41: error: invalid conversion from ‘char*’ to ‘int’ [-fpermissive] f1=strchr(s,')'),f2=strchr(s,']'); ^ user.cpp:21:53: error: invalid conversion from ‘char*’ to ‘int’ [-fpermissive] e[++i].p=1,e[i].start=s1,s1=strchr(s,'('); ^ user.cpp:23:53: error: invalid conversion from ‘char*’ to ‘int’ [-fpermissive] e[++i].p=1,e[i].start=s1,s2=strchr(s,'['); ^ user.cpp:17:9: warning: unused variable ‘f1’ [-Wunused-variable] f1=strchr(s,')'),f2=strchr(s,']'); ^ user.cpp:17:26: warning: unused variable ‘f2’ [-Wunused-variable] f1=strchr(s,')'),f2=strchr(s,']'); ^