m4hi2

#include <stdio.h>
 
int main() {
     int a,b,c,d;
     scanf("%d%d%d%d", &a, &b, &c, &d);
     printf("DIFERENCA = %d\n", (a*b - c*d) );
     
 
    return 0;
}

m4hi2

#include <stdio.h>
 
int main() {
     int num, hr;
     float amount;
     scanf("%d%d%f", &num, &hr, &amount);
     printf("NUMBER = %d\n", num);
     printf("SALARY = U$ %.2f\n", hr*amount);
 
    return 0;

m4hi2

#include<stdio.h>
int main()
{
 char employee;
 double salary, sold, total_sallary;
 scanf("%s %lf %lf", &employee, &salary, &sold);
 total_sallary = salary + (sold * 15) / 100;
 printf("TOTAL = R$ %.2f\n", total_sallary);
 return 0;
}

m4hi2

#include <stdio.h>

int main() {

    int c1, c2, x1, x2;
    float p1, p2;
    scanf("%d%d%f", &c1, &x1, &p1);
    scanf("%d%d%f", &c2, &x2, &p2);
    printf("VALOR A PAGAR: R$ %.2f\n", (x1*p1) + (x2*p2) );
    return 0;

m4hi2

#include <stdio.h>
#define PI 3.14159
int main() {
    float r;
    scanf("%f", &r);
    printf("VOLUME = %.3f\n", (4/3.0)*PI*r*r*r);
    return 0;
}

m4hi2

#include <stdio.h>
#define PI 3.14159
int main() 
{
     float a, b, c;
     scanf("%f%f%f", &a, &b, &c);
     printf("TRIANGULO: %.3f\n", (a*c)*.5);
    printf("CIRCULO: %.3f\n", PI*c*c );
    printf("TRAPEZIO: %.3f\n", ((a+b)*c)/2);
    printf("QUADRADO: %.3f\n", b*b);

m4hi2

#include "stdio.h"
#include "stdlib.h"

int main(void)
{
    int a,b,c;
    scanf("%i%i%i", &a, &b, &c);
    int maior = (a+b+abs(a-b))/2;
    int max = (maior + c + abs(maior-c))/2;
    printf("%d eh o maior\n", max);

m4hi2

<?php
	$password = "";
	$dbname= "crud";
	//gather database credintial 
	$servername = "127.0.0.1";
	$username = "root";
	//create database connection
	$conn = mysqli_connect($servername, $username, $password, $dbname);
	//Check connection
	if (!$conn)	{