Mã chấm: 268324

Main.cc:6:10: error: cannot declare ‘::main’ to be a global variable
 int main(in a,b,x,y, char 0<=a, b<=100, 1<=x,y<=100) {
          ^~
Main.cc:6:10: error: ‘in’ was not declared in this scope
Main.cc:6:10: note: suggested alternative: ‘yn’
 int main(in a,b,x,y, char 0<=a, b<=100, 1<=x,y<=100) {
          ^~
          yn
Main.cc:6:15: error: ‘b’ was not declared in this scope
 int main(in a,b,x,y, char 0<=a, b<=100, 1<=x,y<=100) {
               ^
Main.cc:6:17: error: ‘x’ was not declared in this scope
 int main(in a,b,x,y, char 0<=a, b<=100, 1<=x,y<=100) {
                 ^
Main.cc:6:19: error: ‘y’ was not declared in this scope
 int main(in a,b,x,y, char 0<=a, b<=100, 1<=x,y<=100) {
                   ^
Main.cc:6:19: note: suggested alternative: ‘yn’
 int main(in a,b,x,y, char 0<=a, b<=100, 1<=x,y<=100) {
                   ^
                   yn
Main.cc:6:22: error: expected primary-expression before ‘char’
 int main(in a,b,x,y, char 0<=a, b<=100, 1<=x,y<=100) {
                      ^~~~
Main.cc:6:33: error: ‘b’ was not declared in this scope
 int main(in a,b,x,y, char 0<=a, b<=100, 1<=x,y<=100) {
                                 ^
Main.cc:6:44: error: ‘x’ was not declared in this scope
 int main(in a,b,x,y, char 0<=a, b<=100, 1<=x,y<=100) {
                                            ^
Main.cc:6:46: error: ‘y’ was not declared in this scope
 int main(in a,b,x,y, char 0<=a, b<=100, 1<=x,y<=100) {
                                              ^
Main.cc:6:46: note: suggested alternative: ‘yn’
 int main(in a,b,x,y, char 0<=a, b<=100, 1<=x,y<=100) {
                                              ^
                                              yn
Main.cc:6:52: error: expression list treated as compound expression in initializer [-fpermissive]
 int main(in a,b,x,y, char 0<=a, b<=100, 1<=x,y<=100) {
                                                    ^