View Compilation Error

0_0_30349840_1804.cpp: In function 'int main()':
0_0_30349840_1804.cpp:10:4: error: 'count' was not declared in this scope
    count=0;
    ^
0_0_30349840_1804.cpp:12:9: error: 'b' was not declared in this scope
     for(b=a+1;b<n;b++)
         ^