View Compilation Error

0_0_18787537_4319.cpp: In function 'void init()':
0_0_18787537_4319.cpp:14:5: error: 'cnt' was not declared in this scope
     cnt = 0;
     ^
0_0_18787537_4319.cpp: In function 'int main()':
0_0_18787537_4319.cpp:50:21: error: invalid operands of types 'int*' and 'int' to binary 'operator%'
     scanf("%d",&cas%2
                     ^
0_0_18787537_4319.cpp:50:21: error: expected '}' at end of input