View Compilation Error

0_0_16845071_29719.c:6:15: error: expected ':', ',', ';', '}' or '__attribute__' before '=' token
     int number=0;
               ^
0_0_16845071_29719.c: In function 'main':
0_0_16845071_29719.c:21:28: error: 'ballon' has no member named 'number'
                     node[i].number++;
                            ^
0_0_16845071_29719.c:28:23: error: 'ballon' has no member named 'number'
             if(node[i].number>max){
                       ^
0_0_16845071_29719.c:29:28: error: 'ballon' has no member named 'number'
                 max=node[i].number;
                            ^