0_0_38589053_10463.cpp: In function 'int main()':
0_0_38589053_10463.cpp:49:2: error: 'cin' was not declared in this scope
cin>>t;
^~~
0_0_38589053_10463.cpp:49:2: note: 'std::cin' is defined in header '<iostream>'; did you forget to '#include <iostream>'?
0_0_38589053_10463.cpp:2:1:
+#include <iostream>
#define int long long
0_0_38589053_10463.cpp:49:2:
cin>>t;
^~~
0_0_38589053_10463.cpp:54:3: error: 'cout' was not declared in this scope
cout<<work(r+1)-work(l)<<endl;
^~~~
0_0_38589053_10463.cpp:54:3: note: 'std::cout' is defined in header '<iostream>'; did you forget to '#include <iostream>'?
0_0_38589053_10463.cpp:54:28: error: 'endl' was not declared in this scope
cout<<work(r+1)-work(l)<<endl;
^~~~
0_0_38589053_10463.cpp:54:28: note: 'std::endl' is defined in header '<ostream>'; did you forget to '#include <ostream>'?
0_0_38589053_10463.cpp:2:1:
+#include <ostream>
#define int long long
0_0_38589053_10463.cpp:54:28:
cout<<work(r+1)-work(l)<<endl;
^~~~
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