View Compilation Error

0_0_19400164_26166.cpp:28:8: error: stray '\243' in program
        while（~scanf("%d",&n)）
        ^
0_0_19400164_26166.cpp:28:8: error: stray '\250' in program
0_0_19400164_26166.cpp:28:8: error: stray '\243' in program
0_0_19400164_26166.cpp:28:8: error: stray '\251' in program
0_0_19400164_26166.cpp: In function 'int main()':
0_0_19400164_26166.cpp:28:15: error: expected '(' before '~' token
        while（~scanf("%d",&n)）
               ^
0_0_19400164_26166.cpp:29:7: error: expected ')' before '{' token
       {
       ^