View Compilation Error

0_0_32123681_12009.cpp:4:1: error: stray '\241' in program
 while(scanf(”%d%d“,&n,&m)!=EOF){
 ^
0_0_32123681_12009.cpp:4:1: error: stray '\261' in program
0_0_32123681_12009.cpp:4:1: error: stray '\241' in program
0_0_32123681_12009.cpp:4:1: error: stray '\260' in program
0_0_32123681_12009.cpp:5:1: error: stray '\241' in program
 printf(”%.2f“,1.0/n);
 ^
0_0_32123681_12009.cpp:5:1: error: stray '\261' in program
0_0_32123681_12009.cpp:5:1: error: stray '\241' in program
0_0_32123681_12009.cpp:5:1: error: stray '\260' in program
0_0_32123681_12009.cpp: In function 'int main()':
0_0_32123681_12009.cpp:4:15: error: expected primary-expression before '%' token
 while(scanf(”%d%d“,&n,&m)!=EOF){
               ^
0_0_32123681_12009.cpp:4:16: error: 'd' was not declared in this scope
 while(scanf(”%d%d“,&n,&m)!=EOF){
                ^
0_0_32123681_12009.cpp:5:10: error: expected primary-expression before '%' token
 printf(”%.2f“,1.0/n);
          ^