请用简洁的c语言输入两个实数，将其整数部分交换后输出，结果保留2位小数

#include <stdio.h>

int main()
{
    float a, b;
    int int_a, int_b;
    scanf("%f %f", &a, &b);
    int_a = (int)a;
    int_b = (int)b;
    a = a - int_a + int_b;
    b = b - int_b + int_a;
    printf("%.2f %.2f", a, b);
    return 0;
}