View Compilation Error

0_0_22580148_28127.cpp: In function 'int judge(char*)':
0_0_22580148_28127.cpp:35:61: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
         else if(str[j]=='~'||str[j]=='!'||str[j]=='@'||str=='#'||str[j]=='$'||str[j]=='%'||str[j]=='^')
                                                             ^