View Compilation Error

0_0_18399475_11064.cpp: In function 'bool SPFA(int)':
0_0_18399475_11064.cpp:30:33: error: 'memset' was not declared in this scope
     memset(power,0,sizeof(power));
                                 ^
0_0_18399475_11064.cpp:52:1: error: a function-definition is not allowed here before '{' token
 {
 ^
0_0_18399475_11064.cpp:80:1: error: expected '}' at end of input
 }
 ^