is any wrong because when running is cant show all code i write
#include <stdio.h> #include <stdlib.h> int main() { int login = 2525, name [2000], username, choice, i, n, amount, studentname, temp, matrics[222], quiz, Quiz1, Quiz2, Assignment1, Assignment2, Assignment3, quiz1, quiz2, ass1, ass2, ass3, assignment, total, totalmark, transaction; printf("*******************STUDENT'S MARK MANAGEMENT SYSTEM*********************\n"); printf("Please enter your login number\n"); scanf("%d", &login); { if (login == 2525) { printf("Please enter username:\n"); scanf("%s", &name); printf("\nWelcome to Student's Mark Management System\n"); } else printf("Invalid login number, please try again.\n"); printf("\n"); { printf("********************STUDENT'S MARK MANAGEMENT SYSTEM********************\n"); printf("Please enter your login number again\n"); scanf("%d", &login); { if (login == 2525) { printf("Please enter username:\n"); scanf("%s", &name); printf("Successful login.\n"); printf("\nWelcome to Student's Mark Management System\n"); } else printf("\n"); } } do { printf("\n1. Menu list"); printf("\n2. Enter marks"); printf("\n3. Exit application"); printf("\n4. Clear screen"); printf("\n"); printf("\nPlease select your choice:"); scanf("%d", &choice); { switch(choice) { case 1 : printf("Enter the amount of record to be entered: "); scanf("%d",&amount); for (i = 0; i<amount; i++) { printf("\nEnter data for record #%d",i); fflush(stdin); printf("\nEnter Student's Name: "); scanf("%c",&studentname); scanf("%[^\n]",studentname); printf("\nEnter Matric: "); scanf("%d", &matrics); printf("\nEnter Quiz 1 mark (5%%):"); scanf("%f", &quiz1);