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#include <stdio.h> | |
#include <stdlib.h> | |
#include <string.h> | |
#define CHAR_LIMIT 30 | |
typedef struct consumo | |
{ | |
char nome[CHAR_LIMIT]; | |
float tempo; | |
float potencia; | |
} CONSUMO; | |
void flush(void) | |
{ | |
int ch; | |
while ((ch = fgetc(stdin)) != EOF && ch != '\n') | |
{ | |
} | |
} | |
float calcula_consumo(CONSUMO *c, int tamanho, int dias) | |
{ | |
int i = 0; | |
float consumo_total = 0.0; | |
while (i < tamanho) | |
{ | |
consumo_total += ((c + i)->potencia) * ((c + i)->tempo); | |
i++; | |
} | |
return (consumo_total * dias); | |
} | |
int main(void) | |
{ | |
CONSUMO *c; | |
int i; | |
char str_in[30]; | |
float num_in; | |
int dias; | |
float consumo_total; | |
c = (CONSUMO *)malloc(sizeof(c) * 5); | |
i = 0; | |
while (i < 5) | |
{ | |
printf("equipamento %d\n", i); | |
scanf("%s", str_in); | |
flush(); | |
memcpy((c + i)->nome, str_in, strlen(str_in) + 1); | |
scanf("%f", &num_in); | |
(c + i)->tempo = num_in; | |
flush(); | |
scanf("%f", &num_in); | |
(c + i)->potencia = num_in; | |
flush(); | |
i++; | |
} | |
printf("Insira o total de dias de funcionamento dos equipamentos:\n"); | |
scanf("%d", &dias); | |
consumo_total = calcula_consumo(c, 5, dias); | |
printf("O total de consumo foi : %.2f\n", consumo_total); | |
free(c); | |
return (0); | |
} |
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