A.INPUT a,b,c; B.read(“%d%d%d”,&a,&b,&c); C.scanf(“%d%d%d”,a,b,c); D.scanf(“%d%d%d”,&a,&b,&c);
A.char<int<long int<=float<double B.char=int<long int<=float<double C.char<int<long int<float=double D.char=int=long int<=float<double
A.5E2.0 B.2E0 C.E-3 D.1.3E