View Compilation Error

0_0_13802129_18518.cpp: In function 'int main()':
0_0_13802129_18518.cpp:11:2: error: 'nbsp' was not declared in this scope
     int n;
  ^
0_0_13802129_18518.cpp:15:36: error: 'memset' was not declared in this scope
     memset(s,-1,sizeof(s));
                                    ^
0_0_13802129_18518.cpp:33:29: error: 'else' without a previous 'if'
         else {
                             ^
0_0_13802129_18518.cpp:39:73: error: 'j' was not declared in this scope
                 printf("%d\n",y[j]);
                                                                         ^