View Compilation Error

0_0_36997116_20450.cpp:5:4: error: stray '\243' in program
    while(scanf("%d%d", &i, &j)，a||b)
    ^
0_0_36997116_20450.cpp:5:4: error: stray '\254' in program
0_0_36997116_20450.cpp: In function 'int main()':
0_0_36997116_20450.cpp:5:33: error: expected ')' before 'a'
    while(scanf("%d%d", &i, &j)，a||b)
                                 ^
0_0_36997116_20450.cpp:5:33: error: 'a' was not declared in this scope
0_0_36997116_20450.cpp:5:36: error: 'b' was not declared in this scope
    while(scanf("%d%d", &i, &j)，a||b)
                                    ^