View Compilation Error

0_0_38198244_28681.cpp:10:13: error: stray '\241' in program
             str[i] = ‘\0’; //从后往前删除这个字符串的字符，得到前缀
             ^
0_0_38198244_28681.cpp:10:13: error: stray '\256' in program
0_0_38198244_28681.cpp:10:13: error: stray '\' in program
0_0_38198244_28681.cpp:10:13: error: stray '\241' in program
0_0_38198244_28681.cpp:10:13: error: stray '\257' in program