View Compilation Error

0_0_6635002_19300\Main.java:31: illegal character: \8220
        while(t–!=0)
                 ^
0_0_6635002_19300\Main.java:31: not a statement
        while(t–!=0)
                  ^
0_0_6635002_19300\Main.java:31: ';' expected
        while(t–!=0)
                     ^
3 errors