0_0_37324875_928.cpp: In function 'int main()': 0_0_37324875_928.cpp:76:4: error: 'aws' was not declared in this scope aws[0].id = qy[0].id , aws[0].name = qy[0].name , aws[0].js = qy[0].js , aws[0].bage = qy[0].bage; ^