View Compilation Error

0_0_34676418_28833.cpp: In function 'int main()':
0_0_34676418_28833.cpp:13:36: error: unable to find numeric literal operator 'operator""B'
         for (int i = 0; i < len; i%2B%2B)
                                    ^
0_0_34676418_28833.cpp:13:36: note: use -std=gnu++11 or -fext-numeric-literals to enable more built-in suffixes
0_0_34676418_28833.cpp:13:39: error: unable to find numeric literal operator 'operator""B'
         for (int i = 0; i < len; i%2B%2B)
                                       ^
0_0_34676418_28833.cpp:13:39: note: use -std=gnu++11 or -fext-numeric-literals to enable more built-in suffixes
0_0_34676418_28833.cpp:18:30: error: unable to find numeric literal operator 'operator""B'
                 a[i] = a[i] %2B 32;
                              ^
0_0_34676418_28833.cpp:18:30: note: use -std=gnu++11 or -fext-numeric-literals to enable more built-in suffixes