View Compilation Error

0_0_38207130_28261.cpp: In function 'int main()':
0_0_38207130_28261.cpp:22:18: error: unable to find numeric literal operator 'operator""B'
            sum1 %2B= test%2510;
                  ^
0_0_38207130_28261.cpp:22:18: note: use -std=gnu++11 or -fext-numeric-literals to enable more built-in suffixes
0_0_38207130_28261.cpp:23:18: error: unable to find numeric literal operator 'operator""B'
            sum2 %2B= (test%2510)*(test%2510);
                  ^
0_0_38207130_28261.cpp:23:18: note: use -std=gnu++11 or -fext-numeric-literals to enable more built-in suffixes