int a=1234;
float b=123.456;
double c=12345.54321;
printf("%2d,%2.1f,%2.1f",a,b,c);
A.无输出
B.12,123.5,12345.5
C.1234,123.5,12345.5
D.1234,123.4,1234.5
[单选题]下列程序段的输出结果是int a=1234;float b=123.456;double c=12345.54321;printf("%2d,%2.1f,%2.1f",a,b,c);A.无输出 B.12,123.5,12345.5 C.1234,123.5,12345.5 D.1234,123.4,12345.5
[单选题]以下程序段的输出结果是int a=1234;printf("%2d\n",a);A.12B.34C.1234D.提示出错、无结果
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[主观题]以下程序段的输出结果是(6)。main (){int a=2,b=3,c=4;a*=16+(b++)-(++c);printf("%d",a);}
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