foo.cpp:1:21: warning: extra tokens at end of #include directive [enabled by default]
 #include <iostream> include <cmath> include <cstring> include <algorithm>
                     ^
foo.cpp: In function 'int main()':
foo.cpp:24:29: error: 'memset' was not declared in this scope
 memset(temp, 0, sizeof(temp));
                             ^