View Compilation Error

0_0_18162363_13909.cpp: In function 'void deal(int)':
0_0_18162363_13909.cpp:29:26: error: 'memset' was not declared in this scope
      memset(b,0,sizeof(b));  
                          ^
0_0_18162363_13909.cpp:32:1: error: expected primary-expression before '%' token
0_0_18162363_13909.cpp:32:2: error: expected '}' at end of input
0_0_18162363_13909.cpp:32:2: error: expected '}' at end of input