根据定义和数据的输入方式,输入语句的正确形式为 。 已有定义:float f1,f2; 数据的输入方式:4.52 3.5 A. scanf("%f,%f",&f1,&f2); B. scanf("%f%f",&f1,&f2); C. scanf("%3.2f %2.1f",&f1,&f2); D. scanf("%3.2f%2.1f",&f1,&f2);
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