[单选]  #include__constintM=20;__voidmain()__{__inti,c2,c3,c5;__c2=c3=c5=0;__for(i=1;i<=M;i++){____if(i%2==0)c2++;__if(i%3==0)c3++;__if(i%5==0)c5++;__}__printf(“%d%d%d“,c2,c3,c5);__}