View Compilation Error

0_0_25416309_26835.cpp: In function 'void djstl(int, int)':
0_0_25416309_26835.cpp:11:26: error: 'memset' was not declared in this scope
  memset(vis,0,sizeof(vis));
                          ^
0_0_25416309_26835.cpp: In function 'int main()':
0_0_25416309_26835.cpp:82:31: error: 'memset' was not declared in this scope
    memset(path,-1,sizeof(path));
                               ^