View Compilation Error

0_0_24634295_20977.cpp:4:5: error: stray '\243' in program
     int n，m;
     ^
0_0_24634295_20977.cpp:4:5: error: stray '\254' in program
0_0_24634295_20977.cpp: In function 'int main()':
0_0_24634295_20977.cpp:4:12: error: expected initializer before 'm'
     int n，m;
            ^
0_0_24634295_20977.cpp:5:23: error: 'n' was not declared in this scope
     while(scanf("%d",&n)!=EOF)
                       ^
0_0_24634295_20977.cpp:7:9: error: 'm' was not declared in this scope
         m=0;
         ^