View Compilation Error

0_0_20618914_23817.cpp:2:11: error: '::main' must return 'int'
 void main()
           ^
0_0_20618914_23817.cpp: In function 'int main()':
0_0_20618914_23817.cpp:4:18: error: invalid operands of types 'const char [3]' and 'int' to binary 'operator&'
 while(scanf("%d"&n)!=EOF)
                  ^
0_0_20618914_23817.cpp:13:28: error: 'print' was not declared in this scope
   print("%I64d,%I64d\n",h,l);
                            ^