Mã chấm: 269124

Main.cc:3:5: error: cannot declare ‘::main’ to be a global variable
 int main {
     ^~~~
Main.cc:4:5: error: expected primary-expression before ‘float’
     float s=0;
     ^~~~~
Main.cc:4:5: error: expected ‘}’ before ‘float’
Main.cc:8:5: error: expected unqualified-id before ‘while’
     while(e>=pow(10,-6))
     ^~~~~
Main.cc:15:5: error: ‘cout’ does not name a type
     cout <