View Compilation Error

0_0_17758820_5448.cpp: In function 'int main()':
0_0_17758820_5448.cpp:10:1: error: expected ';' before 'while'
 while(scanf("%d",&n)!=EOF&&n)
 ^
0_0_17758820_5448.cpp:21:1: error: expected '}' at end of input
 }
 ^
0_0_17758820_5448.cpp:21:1: error: expected '}' at end of input