да! я уже как раз это поняла ))
только теперь не знаю куда ее вставить..
вот программа
может будет непонятно потому что она чуток на другом языке)) но факт в том что первой должна выполняться команда там где menu.. как теперь туда вставить main?
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| #include <stdio.h>
#include <stdlib.h>
#include <string.h>
struct student {
char am[7]; /*AM tou foithth */
float final_grade; /*telikos bathmos*/
float exam_grade; /*bathmos ths eksetashs*/
float essay_grade; /*bathmos ths ergasias*/
} pupil[100];
struct exam_question {
char erwtisi[100]; /*erwtiseis*/
char apantisi1[50]; /*pithanh apanthsh 1*/
char apantisi2 [50]; /*pithanh apanthsh 2*/
char apantisi3 [50]; /*pithanh apanthsh 3*/
int swsti_apantisi; /*arithmos swsths apanthshs*/
} erwtiseis[3];
int current = 0; /*o arithmos twn foithtwn pou eisagontai sto susthma*/
void pinakas_erwthsewn(void) { /*erwtiseis*/
strcpy(erwtiseis[0].apantisi1, "Xerox");
strcpy(erwtiseis[0].apantisi2, "Apple");
strcpy(erwtiseis[0].apantisi3, "IBM");
strcpy(erwtiseis[0].erwtisi, "Apo poia etairia anaptithhke h glwssa FORTRAN?"); /*erwtisi 1*/
erwtiseis[0].swsti_apantisi = 3;
strcpy(erwtiseis[1].apantisi1, "Pascal");
strcpy(erwtiseis[1].apantisi2, "Cobol");
strcpy(erwtiseis[1].apantisi3, "SQL");
strcpy(erwtiseis[1].erwtisi, "Poia apo tis parakatw glwsses einai h glwssa polu upsilou epipedou?"); /*erwtisi 2*/
erwtiseis[1].swsti_apantisi = 3;
strcpy(erwtiseis[2].apantisi1, "ROM");
strcpy(erwtiseis[2].apantisi2, "CD");
strcpy(erwtiseis[2].apantisi3, "DRAM");
strcpy(erwtiseis[2].erwtisi, "Poia apo tis parakatw mnhmes einai astathhs?"); /*erwtisi 3*/
erwtiseis[2].swsti_apantisi = 3;
strcpy(erwtiseis[3].apantisi1, "2^(n+1)");
strcpy(erwtiseis[3].apantisi2, "2^n");
strcpy(erwtiseis[3].apantisi3, "2^(n-1)");
strcpy(erwtiseis[3].erwtisi, "Posous pithanous sunduasmous timwv eisodou mporei na exei mia sunarthsh Boole me n metablites?"); /*erwtisi 4*/
erwtiseis[3].swsti_apantisi = 2;
}
int checkAM(char *amToCheck) /*na elegxoume an AM hdh uparxei sto susthma h oxi*/ {
int check1 = 0; /*ean o AM den uparxei*/
for (int i = 0; i < current; i++) {
if (strcmp(amToCheck, pupil[i].am) == 0) {
check1 = -1; /*ean o AM hdh uparxei*/
break;
}
}
return check1;
}
void Eksetash(void) {
int erwt1 = rand() % 4; /*gia na emfanizontai tuxaia oi erwtiseis*/
int erwt2, erwt3, erwt4;
do {
erwt2 = rand() % 4;
} while (erwt1 == erwt2);
do {
erwt3 = rand() % 4;
} while (erwt1 == erwt3 || erwt2 == erwt3);
do {
erwt4 = rand() % 4;
} while (erwt1 == erwt4 || erwt2 == erwt4 || erwt3 == erwt4);
printf("Grapste ton AM sas\n");
char AM [7];
scanf("%s", &AM);
int found = checkAM(AM);
if (found == -1) {
printf("Exete hdh extastei. Exit");
} else {
strcpy(pupil[current].am,AM);
do {
printf("Grapste ton bathmo ergasias sas\n");
scanf("%f", &pupil[current].essay_grade);
} while (pupil[current].essay_grade < 0 || pupil[current].essay_grade > 10);
current++;
}
int apantisi = 0;
int count = 0;
printf("%s\n", erwtiseis[erwt1].erwtisi);
printf("1.%s\n", erwtiseis[erwt1].apantisi1);
printf("2.%s\n", erwtiseis[erwt1].apantisi2);
printf("3.%s\n", erwtiseis[erwt1].apantisi3);
scanf("%d", &apantisi);
if (apantisi == erwtiseis [erwt1].swsti_apantisi) {
count++;
}
printf("%s\n", erwtiseis[erwt2].erwtisi);
printf("1.%s\n", erwtiseis[erwt2].apantisi1);
printf("2.%s\n", erwtiseis[erwt2].apantisi2);
printf("3.%s\n", erwtiseis[erwt2].apantisi3);
scanf("%d", &apantisi);
if (apantisi == erwtiseis[erwt2]. swsti_apantisi) {
count++;
}
printf("%s\n", erwtiseis[erwt3]. erwtisi);
printf("1.%s\n", erwtiseis[erwt3].apantisi1);
printf("2.%s\n", erwtiseis[erwt3].apantisi2);
printf("3.%s\n", erwtiseis[erwt3].apantisi3);
scanf("%d", &apantisi);
if (apantisi == erwtiseis[erwt3]. swsti_apantisi) {
count++;
}
printf("%s\n", erwtiseis[erwt4]. erwtisi);
printf("1.%s\n", erwtiseis[erwt4].apantisi1);
printf("2.%s\n", erwtiseis[erwt4].apantisi2);
printf("3.%s\n", erwtiseis[erwt4].apantisi3);
scanf("%d", &apantisi);
if (apantisi == erwtiseis[erwt4]. swsti_apantisi) {
count++;
}
pupil[found].exam_grade = count * 2, 5; /*metrhsh bathmou eksetashs*/
pupil[found].final_grade = 0.75 * pupil[found].exam_grade + 0.25 * pupil[found].essay_grade; /*metrhsh telikou bathmou*/
}
void Anazhthsh_kai_ektupwsh_bathmou() {
printf("Grapste AM tou foithth: \n ");
char AM [7];
scanf("%s", &AM);
for (int i = 0; i < current; i++) {
if (strcmp(AM, pupil[i].am) == 0) {
printf("AM:%s\n\n", pupil[i].am);
printf("Essay grade:%f\n", pupil[i].essay_grade);
printf("Exam grade:%f\n", pupil[i].exam_grade);
printf("Final Grade:%f\n\n", pupil[i].final_grade);
break;
}
}
}
void Ektupwsh_telikhs_listas_bathmologias(void) {
for (int counter = 0; counter < current; counter++) {
printf("AM:%s\n\n", pupil[counter].am);
printf("Essay grade:%f\n", pupil[counter].essay_grade);
printf("Exam grade:%f\n", pupil[counter].exam_grade);
printf("Final Grade:%f\n\n", pupil[counter].final_grade);
}
printf("\n\n");
}
void Statistika_stoixeia(void) {
int arithmos_epituxontwn = 0;
for (int counter = 0; counter < current; counter++) {
if (pupil[counter].final_grade >= 5) {
arithmos_epituxontwn++;
}
}
float pososto_epituxontwn = (arithmos_epituxontwn / current)*100;
printf("O arithmos twn epituxontwn einai %d\n", arithmos_epituxontwn);
printf("To pososto twn epituxontwn einai %f\n\n %", pososto_epituxontwn);
}
int menu(void) {
printf("\n\n\t1:Eksetash");
printf("\n\t\t2:Anazhthsh kai ektupwsh bathmou");
printf("\n\t\t3:Ektupwsh telikhs listas bathmologias");
printf("\n\t\t4:Statistika stoixeia");
printf("\n\t\t5:Eksodos\n");
int c = 0;
scanf("%d", &c);
do {
c = menu();
if (c > 0 || c < 5) {
switch (c) {
case 1:
Eksetash();
break;
case 2:
Anazhthsh_kai_ektupwsh_bathmou();
break;
case 3:
Ektupwsh_telikhs_listas_bathmologias();
break;
case 4:
Statistika_stoixeia();
break;
}
}
}while(c!=5);
return c;
} |
|
вот я поставила main вместо menu, но теперь программа работает неправильно, потому что не возвращает пользователя в меню после выбора пункта
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| #include <stdio.h>
#include <stdlib.h>
#include <string.h>
struct student
{
char am[7]; /*AM tou foithth */
float final_grade; /*telikos bathmos*/
float exam_grade; /*bathmos ths eksetashs*/
float essay_grade; /*bathmos ths ergasias*/
}
pupil[100];
struct exam_question
{
char erwtisi[100]; /*erwtiseis*/
char apantisi1[50]; /*pithanh apanthsh 1*/
char apantisi2 [50]; /*pithanh apanthsh 2*/
char apantisi3 [50]; /*pithanh apanthsh 3*/
int swsti_apantisi; /*arithmos swsths apanthshs*/
}
erwtiseis[4];
int current = 0; /*o arithmos twn foithtwn pou eisagontai sto susthma*/
void pinakas_erwthsewn(void)
{ /*erwtiseis*/
strcpy(erwtiseis[0].apantisi1, "Xerox");
strcpy(erwtiseis[0].apantisi2, "Apple");
strcpy(erwtiseis[0].apantisi3, "IBM");
strcpy(erwtiseis[0].erwtisi, "Apo poia etairia anaptithhke h glwssa FORTRAN?"); /*erwtisi 1*/
erwtiseis[0].swsti_apantisi = 3;
strcpy(erwtiseis[1].apantisi1, "Pascal");
strcpy(erwtiseis[1].apantisi2, "Cobol");
strcpy(erwtiseis[1].apantisi3, "SQL");
strcpy(erwtiseis[1].erwtisi, "Poia apo tis parakatw glwsses einai h glwssa polu upsilou epipedou?"); /*erwtisi 2*/
erwtiseis[1].swsti_apantisi = 3;
strcpy(erwtiseis[2].apantisi1, "ROM");
strcpy(erwtiseis[2].apantisi2, "CD");
strcpy(erwtiseis[2].apantisi3, "DRAM");
strcpy(erwtiseis[2].erwtisi, "Poia apo tis parakatw mnhmes einai astathhs?"); /*erwtisi 3*/
erwtiseis[2].swsti_apantisi = 3;
strcpy(erwtiseis[3].apantisi1, "2^(n+1)");
strcpy(erwtiseis[3].apantisi2, "2^n");
strcpy(erwtiseis[3].apantisi3, "2^(n-1)");
strcpy(erwtiseis[3].erwtisi, "Posous pithanous sunduasmous timwv eisodou mporei na exei mia sunarthsh Boole me n metablites?"); /*erwtisi 4*/
erwtiseis[3].swsti_apantisi = 2;
}
int checkAM(char *amToCheck) /*na elegxoume an AM hdh uparxei sto susthma h oxi*/
{
int check1 = 0; /*ean o AM den uparxei*/
for (int i = 0; i < current; i++)
{
if (strcmp(amToCheck, pupil[i].am) == 0)
{
check1 = -1; /*ean o AM hdh uparxei*/
break;
}
}
return check1;
}
void Eksetash(void)
{
int erwt1 = rand() % 4; /*gia na emfanizontai tuxaia oi erwtiseis*/
int erwt2, erwt3, erwt4;
do
{
erwt2 = rand() % 4;
}
while (erwt1 == erwt2);
do
{
erwt3 = rand() % 4;
}
while (erwt1 == erwt3 || erwt2 == erwt3);
do
{
erwt4 = rand() % 4;
}
while (erwt1 == erwt4 || erwt2 == erwt4 || erwt3 == erwt4);
printf("Grapste ton AM sas\n");
char AM [7];
scanf("%s", &AM);
int found = checkAM(AM);
if (found == -1)
{
printf("Exete hdh extastei. Exit");
}
else
{
strcpy(pupil[current].am,AM);
do
{
printf("Grapste ton bathmo ergasias sas\n");
scanf("%f", &pupil[current].essay_grade);
}
while (pupil[current].essay_grade < 0 || pupil[current].essay_grade > 10);
current++;
}
int apantisi = 0;
int count = 0;
printf("%s\n", erwtiseis[erwt1].erwtisi);
printf("1.%s\n", erwtiseis[erwt1].apantisi1);
printf("2.%s\n", erwtiseis[erwt1].apantisi2);
printf("3.%s\n", erwtiseis[erwt1].apantisi3);
scanf("%d", &apantisi);
if (apantisi == erwtiseis [erwt1].swsti_apantisi)
{
count++;
}
printf("%s\n", erwtiseis[erwt2].erwtisi);
printf("1.%s\n", erwtiseis[erwt2].apantisi1);
printf("2.%s\n", erwtiseis[erwt2].apantisi2);
printf("3.%s\n", erwtiseis[erwt2].apantisi3);
scanf("%d", &apantisi);
if (apantisi == erwtiseis[erwt2]. swsti_apantisi)
{
count++;
}
printf("%s\n", erwtiseis[erwt3]. erwtisi);
printf("1.%s\n", erwtiseis[erwt3].apantisi1);
printf("2.%s\n", erwtiseis[erwt3].apantisi2);
printf("3.%s\n", erwtiseis[erwt3].apantisi3);
scanf("%d", &apantisi);
if (apantisi == erwtiseis[erwt3]. swsti_apantisi)
{
count++;
}
printf("%s\n", erwtiseis[erwt4]. erwtisi);
printf("1.%s\n", erwtiseis[erwt4].apantisi1);
printf("2.%s\n", erwtiseis[erwt4].apantisi2);
printf("3.%s\n", erwtiseis[erwt4].apantisi3);
scanf("%d", &apantisi);
if (apantisi == erwtiseis[erwt4]. swsti_apantisi)
{
count++;
}
pupil[found].exam_grade = count * 2, 5; /*metrhsh bathmou eksetashs*/
pupil[found].final_grade = 0.75 * pupil[found].exam_grade + 0.25 * pupil[found].essay_grade; /*metrhsh telikou bathmou*/
}
void Anazhthsh_kai_ektupwsh_bathmou()
{
printf("Grapste AM tou foithth: \n ");
char AM [7];
scanf("%s", &AM);
for (int i = 0; i < current; i++)
{
if (strcmp(AM, pupil[i].am) == 0)
{
printf("AM:%s\n\n", pupil[i].am);
printf("Essay grade:%f\n", pupil[i].essay_grade);
printf("Exam grade:%f\n", pupil[i].exam_grade);
printf("Final Grade:%f\n\n", pupil[i].final_grade);
break;
}
}
}
void Ektupwsh_telikhs_listas_bathmologias(void)
{
for (int counter = 0; counter < current; counter++)
{
printf("AM:%s\n\n", pupil[counter].am);
printf("Essay grade:%f\n", pupil[counter].essay_grade);
printf("Exam grade:%f\n", pupil[counter].exam_grade);
printf("Final Grade:%f\n\n", pupil[counter].final_grade);
}
printf("\n\n");
}
void Statistika_stoixeia(void)
{
int arithmos_epituxontwn = 0;
for (int counter = 0; counter < current; counter++)
{
if (pupil[counter].final_grade >= 5)
{
arithmos_epituxontwn++;
}
}
float pososto_epituxontwn = (arithmos_epituxontwn / current)*100;
printf("O arithmos twn epituxontwn einai %d\n", arithmos_epituxontwn);
printf("To pososto twn epituxontwn einai %f\n\n %", pososto_epituxontwn);
}
int main (void)
{
printf("\n\n\t1:Eksetash");
printf("\n\t\t2:Anazhthsh kai ektupwsh bathmou");
printf("\n\t\t3:Ektupwsh telikhs listas bathmologias");
printf("\n\t\t4:Statistika stoixeia");
printf("\n\t\t5:Eksodos\n");
int c = 0;
scanf("%d", &c);
do
{
if (c > 0 || c < 5)
{
switch (c)
{
case 1:
Eksetash();
break;
case 2:
Anazhthsh_kai_ektupwsh_bathmou();
break;
case 3:
Ektupwsh_telikhs_listas_bathmologias();
break;
case 4:
Statistika_stoixeia();
break;
}
}
}
while(c>5);
return c;
} |
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Сообщение от Croessmah
