Main.cc: In function 'int main()':
Main.cc:9:6: error: expected primary-expression before 'int'
fou(int i=1;i<=n;i++){
^
Main.cc:9:14: error: 'i' was not declared in this scope
fou(int i=1;i<=n;i++){
^
Main.cc:8:6: warning: unused variable 'a' [-Wunused-variable]
int a,b,c;
^
Main.cc:8:8: warning: unused variable 'b' [-Wunused-variable]
int a,b,c;
^
Main.cc:8:10: warning: unused variable 'c' [-Wunused-variable]
int a,b,c;
^