下面程序为变量x,y,z赋初值2.5，然后在屏幕上打印这些变量的值，程序中存在错误，请改正错误，并写出程序的正确运行结果。#include itn main(){printf("These values are :\n");int x = y = 2.5;printf("x = %d\n", x);printf("y = %d\n", y);printf("z = %d\n", z);return 0;}