View Compilation Error

0_0_33605980_16895.cpp: In function 'int main()':
0_0_33605980_16895.cpp:54:25: error: 'o' was not declared in this scope
             scanf("%s", o
                         ^
0_0_33605980_16895.cpp:54:25: error: expected '}' at end of input
0_0_33605980_16895.cpp:54:25: error: expected '}' at end of input
0_0_33605980_16895.cpp:54:25: error: expected '}' at end of input