set 2 decimal precision in c language

/*
Example: How to get precision to two decimal places in C language
*/

#include <stdio.h>
#include <stdlib.h>
int main()
{
    float var = 1.23456789;
 
    printf("%.2f", var);
    return 0;
}

/*
Example: Accurate to two decimal places and saved to a string
*/

#include <stdio.h>
#include <stdlib.h>

int main()
{
    float f = 1.23456789;
    char c[20];
    sprintf(c, "%.2f", f);
    printf(c);
    printf("\n");
}