View Compilation Error

0_0_17772211_5201.cpp: In function 'int main()':
0_0_17772211_5201.cpp:24:9: error: 'dou' was not declared in this scope
         dou
         ^
0_0_17772211_5201.cpp:24:9: error: expected '}' at end of input
0_0_17772211_5201.cpp:24:9: error: expected '}' at end of input