View Compilation Error

0_0_21677200_29827.cpp: In function 'int main()':
0_0_21677200_29827.cpp:35:17: error: expected ';' before '}' token
                 }
                 ^
0_0_21677200_29827.cpp:49:13: error: expected primary-expression before 'for'
         for(for state = 0;state<(1<<cnt); state++)//i是从0到2^n
             ^
0_0_21677200_29827.cpp:49:27: error: 'state' was not declared in this scope
         for(for state = 0;state<(1<<cnt); state++)//i是从0到2^n
                           ^