View Compilation Error

0_0_35316657_16406.cpp: In function 'int main()':
0_0_35316657_16406.cpp:42:12: error: 'r' was not declared in this scope
 int main(){r
            ^
0_0_35316657_16406.cpp:44:17: error: 'T' was not declared in this scope
     scanf("%d",&T);
                 ^