Main.cc: In function ‘int f(int, int)’:
Main.cc:23:1: warning: no return statement in function returning non-void [-Wreturn-type]
}
^
Main.cc: At global scope:
Main.cc:41:13: error: redefinition of ‘int a [20][20]’
int a[20][20];
^
Main.cc:4:5: note: ‘int a [20][20]’ previously declared here
int a[20][20];
^
Main.cc:42:9: error: redefinition of ‘int b [20]’
int b[20];
^
Main.cc:5:5: note: ‘int b [20]’ previously declared here
int b[20];
^
Main.cc: In function ‘int f(int, int)’:
Main.cc:43:5: error: redefinition of ‘int f(int, int)’
int f(int m,int n){
^
Main.cc:6:5: note: ‘int f(int, int)’ previously defined here
int f(int m,int n){
^
Main.cc:60:1: warning: no return statement in function returning non-void [-Wreturn-type]
}
^
Main.cc: In function ‘int main()’:
Main.cc:61:5: error: redefinition of ‘int main()’
int main()
^~~~
Main.cc:24:5: note: ‘int main()’ previously defined here
int main()
^~~~
Main.cc: At global scope:
Main.cc:78:13: error: redefinition of ‘int a [20][20]’
int a[20][20];
^
Main.cc:4:5: note: ‘int a [20][20]’ previously declared here
int a[20][20];
^
Main.cc:79:9: error: redefinition of ‘int b [20]’
int b[20];
^
Main.cc:5:5: note: ‘int b [20]’ previously declared here
int b[20];
^
Main.cc: In function ‘int f(int, int)’:
Main.cc:80:5: error: redefinition of ‘int f(int, int)’
int f(int m,int n){
^
Main.cc:6:5: note: ‘int f(int, int)’ previously defined here
int f(int m,int n){
^
Main.cc:97:1: warning: no return statement in function returning non-void [-Wreturn-type]
}
^
Main.cc: In function ‘int main()’:
Main.cc:98:5: error: redefinition of ‘int main()’
int main()
^~~~
Main.cc:24:5: note: ‘int main()’ previously defined here
int main()
^~~~