View Compilation Error

0_0_32143992_23865.c: In function 'main':
0_0_32143992_23865.c:6:37: error: expected ';' before ')' token
   for(100<=i<=999&&100<=j<=999&&i<=j){
                                     ^
0_0_32143992_23865.c:6:37: error: expected expression before ')' token