View Compilation Error

0_0_25089050_3788.cpp: In function 'int main()':
0_0_25089050_3788.cpp:13:25: error: 'x' was not declared in this scope
     while(scanf("%d%d",&x,&y)!=EOF)
                         ^
0_0_25089050_3788.cpp:13:28: error: 'y' was not declared in this scope
     while(scanf("%d%d",&x,&y)!=EOF)
                            ^
0_0_25089050_3788.cpp:17:24: error: expected ';' before 'i'
         for(int i=x;i++i;i<=y)
                        ^
0_0_25089050_3788.cpp:17:25: error: expected ')' before ';' token
         for(int i=x;i++i;i<=y)
                         ^
0_0_25089050_3788.cpp:17:26: error: 'i' was not declared in this scope
         for(int i=x;i++i;i<=y)
                          ^