在下列语句中存在错误的是 A: int a,b;scanf("%d %f",&a,&b); B: int a,b;scanf("%d %d",a,b); C: int a,b;scanf("%d%d\n",&a,&b);printf("%d %d",a,b); D: float a,b;scanf("%3.2f %4.2f",&a,&b);printf("%f %f",a,b); E: float a,b;scanf("%f %f",&a,&b);printf("%f %f",a,b); F: float a,b;scanf("%f %f",&a,&b);printf("a=%4.3f,b=%4.3f",a,b); G: int a,b;scanf("%2d%2d",&a,&b);printf("a=%d,b=%d",a,b); H: int a,b;scanf("%d,%d",&a,&b);printf("a=%2d,b=%2d",a,b); I: int a,b;scanf("a=%d,b=%d",&a,&b);printf("a=%d,b=%d",a,b);

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2022-07-26

在下列语句中存在错误的是 A: int a,b;scanf("%d %f",&a,&b); B: int a,b;scanf("%d %d",a,b); C: int a,b;scanf("%d%d\n",&a,&b);printf("%d %d",a,b); D: float a,b;scanf("%3.2f %4.2f",&a,&b);printf("%f %f",a,b); E: float a,b;scanf("%f %f",&a,&b);printf("%f %f",a,b); F: float a,b;scanf("%f %f",&a,&b);printf("a=%4.3f,b=%4.3f",a,b); G: int a,b;scanf("%2d%2d",&a,&b);printf("a=%d,b=%d",a,b); H: int a,b;scanf("%d,%d",&a,&b);printf("a=%2d,b=%2d",a,b); I: int a,b;scanf("a=%d,b=%d",&a,&b);printf("a=%d,b=%d",a,b);

在下列语句中存在错误的是
A: int a,b;scanf("%d %f",&a,&b);
B: int a,b;scanf("%d %d",a,b);
C: int a,b;scanf("%d%d\n",&a,&b);printf("%d %d",a,b);
D: float a,b;scanf("%3.2f %4.2f",&a,&b);printf("%f %f",a,b);
E: float a,b;scanf("%f %f",&a,&b);printf("%f %f",a,b);
F: float a,b;scanf("%f %f",&a,&b);printf("a=%4.3f,b=%4.3f",a,b);
G: int a,b;scanf("%2d%2d",&a,&b);printf("a=%d,b=%d",a,b);
H: int a,b;scanf("%d,%d",&a,&b);printf("a=%2d,b=%2d",a,b);
I: int a,b;scanf("a=%d,b=%d",&a,&b);printf("a=%d,b=%d",a,b);

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