c programming

im supposed to make pseudocodes and more indentations on this code can you help me modify the code to make it more detailed with informations and pseudocode cause for some reason its not detailed enough

#include  #include  #include  #include  char x, o; char a[9] = {'1', '2', '3', '4', '5', '6', '7', '8', '9'}; char u1[50], u2[50]; void board(); void rules(); int checkforwin(); //vs Player option void vsPlayer(FILE * p, int player, int choice, char symbol, int score){ read: p = fopen("score.txt", "a+"); printf(" Enter name of player1: "); scanf("%s", u1); fprintf(p, " %s", u1); printf("Enter name of player2: "); scanf("%s", u2); fprintf(p, "\t%s", u2); fclose(p); if (!strcmp(u1, u2)){ printf("Enter names of different players! "); goto read; } else decision(); system("color fc"); //set color of all text board(); do{ player = ((player % 2) ? 1 : 2); printf(" hi "); if (player == 1) printf("%s Type any digit from 1-9 to fill your response:- ", u1); else printf("%s Type any digit from 1-9 to fill your response:- ", u2); scanf("%d", & choice); symbol = ((player == 1) ? x : o); if (choice == 1 && a[0] == '1') a[0] = symbol; else if (choice == 2 && a[1] == '2') a[1] = symbol; else if (choice == 3 && a[2] == '3') a[2] = symbol; else if (choice == 4 && a[3] == '4') a[3] = symbol; else if (choice == 5 && a[4] == '5') a[4] = symbol; else if (choice == 6 && a[5] == '6') a[5] = symbol; else if (choice == 7 && a[6] == '7') a[6] = symbol; else if (choice == 8 && a[7] == '8') a[7] = symbol; else if (choice == 9 && a[8] == '9') a[8] = symbol; else{ printf("Wrong Selection "); //wrong input is made player--; } score = checkforwin(); player++; board(); } while (score == -1); p = fopen("score.txt", "a+"); if (score == 1){ for (int i = 0; i < 9; i++) { a[i] = i + 1 + '0'; } if (player == 2) { printf(" Player1 %s Wins! ", u1); fprintf(p, "\t%s", u1); getch(); } else{ printf(" Player2 %s Wins! ", u2); fprintf(p, "\t%s", u2); getch(); } fclose(p); } else { for (int i = 0; i < 9; i++) { a[i] = i + 1 + '0'; } printf(" Game Draws! "); } fprintf(p, "\t%s", "DRAW"); getch(); } //vs COMPUTER interface void vsComputer(FILE * p, int player, int choice, char symbol, int score){ read: p = fopen("score.txt", "a+"); //open text printf(" Enter name of player: "); scanf("%s", u1); fprintf(p, " %s", u1); // printf("Enter name of player2: "); // scanf("%s", u2); strcpy(u2, "Computer"); //load computer setting fprintf(p, "\t%s", "Computer"); fclose(p); // if (!strcmp(u1, u2)) // { // printf("Enter names of different players! "); // goto read; // } // else decision(); system("color fc"); //set color of all text board(); srand(time(0)); do{ player = ((player % 2) ? 1 : 2); if (player == 1){ printf("%s Type any digit from 1-9 to fill your response:- ", u1); scanf("%d", & choice); } else { printf("Computer is thinking wait for a minute... "); sleep(1); choice = (rand() % 9) + 1; } symbol = ((player == 1) ? x : o); if (choice == 1 && a[0] == '1') a[0] = symbol; else if (choice == 2 && a[1] == '2') a[1] = symbol; else if (choice == 3 && a[2] == '3') a[2] = symbol; else if (choice == 4 && a[3] == '4') a[3] = symbol; else if (choice == 5 && a[4] == '5') a[4] = symbol; else if (choice == 6 && a[5] == '6') a[5] = symbol; else if (choice == 7 && a[6] == '7') a[6] = symbol; else if (choice == 8 && a[7] == '8') a[7] = symbol; else if (choice == 9 && a[8] == '9') a[8] = symbol; else{ printf("Wrong Selection "); player--; } score = checkforwin(); player++; board(); } while (score == -1); p = fopen("score.txt", "a+"); if (score == 1){ for (int i = 0; i < 9; i++) { a[i] = i + 1 + '0'; } if (player == 2){ printf(" Player1 %s Wins! ", u1); fprintf(p, "\t%s", u1); getch(); } else{ printf(" Computer Wins! "); fprintf(p, "\t%s", "Computer"); getch(); } fclose(p); } else { for (int i = 0; i < 9; i++) { a[i] = i + 1 + '0'; } printf(" Game Draws! "); } fprintf(p, "\t%s", "DRAW"); getch(); } int main() { FILE * p; p = fopen("score.txt", "a+"); //scoreboard fclose(p); system("color 09"); //change colour to blue int player = 1; int choice, score = -1, vs; char symbol, re; char start, dec; int s; rules(); printf(" Type 1 to start the game:- Type 2 to view leader board:- "); scanf("%d", & s); int cho; if (s == 1){ read: printf(" Type 1 to play vs Computer:- Type 2 to play vs another player: "); scanf("%d", & vs); if (vs == 2){ score = -1; player = 1; vsPlayer(p, player, choice, symbol, score); } else{ score = -1; player = 1; vsComputer(p, player, choice, symbol, score); } } if (s == 2){ system("cls"); printf(" "); printf("\tLEADERBOARD "); char c; p = fopen("score.txt", "r"); while ((c = getc(p)) != EOF){ printf("%c", c); } fclose(p); } printf(" Press 1 to restart the game:- "); //restart scanf("%d", & cho); if (cho == 1){ goto read; } else{ printf(" Should have typed 1 to play the game! Hope to see you back soon! "); getch(); } } //combinations for winning int checkforwin() //if certain decisions are made the program checks for winning combination { if (a[0] == a[1] && a[1] == a[2]) return 1; else if (a[3] == a[4] && a[4] == a[5]) return 1; else if (a[6] == a[7] && a[7] == a[8]) return 1; else if (a[0] == a[3] && a[3] == a[6]) return 1; else if (a[1] == a[4] && a[4] == a[7]) return 1; else if (a[2] == a[5] && a[5] == a[8]) return 1; else if (a[0] == a[4] && a[4] == a[8]) return 1; else if (a[2] == a[4] && a[4] == a[6]) return 1; else if (a[0] != '1' && a[1] != '2' && a[2] != '3' && a[3] != '4' && a[4] != '5' && a[5] != '6' && a[6] != '7' && a[7] != '8' && a[8] != '9') return 0; else return -1; } //function to create tic tac toe board void board(){ int i; system("cls"); printf("\tTic-Tac-Toe "); printf(" "); printf("%s:- (%c) %s:- (%c) ", u1, x, u2, o); printf(" %c | %c | %c ", a[0], a[1], a[2]); printf(" | | "); printf("----|----|---- "); printf(" | | "); printf(" %c | %c | %c ", a[3], a[4], a[5]); printf(" | | "); printf("----|----|---- "); printf(" %c | %c | %c ", a[6], a[7], a[8]); printf(" | | "); } //function to generate rules void rules(){ char link; printf("\tTic-Tac-Toe "); printf("Welcome to the most played 2D game and a sort of fun using X and O "); printf("Rules:- "); printf(" 1:Each player will be entering the number to put respective X or O in the desired position"); printf(" 2:Player who gets a combination of 3 same characters either diagonal or horizontally or vertically will be declared as the winner"); printf(" Enjoy the game! Be a Winner! "); printf("For more clarifications press Y else type any other character:- "); scanf("%c", & link); if (link == 'y' || link == 'Y'){ system("start http://www.wikihow.com/Play-Tic-Tac-Toe"); } } //for players to decide whether they want x or o int decision(){ char dec; deci: printf(" Player1 %s choose the X or 0:", u1); dec = getchar(); scanf("%c", & dec);{ if (dec == 'X' || dec == 'x'){ x = 'X'; o = '0'; } else if (dec == '0'){ x = '0'; o = 'X'; } else{ printf("Please enter either X or 0 only "); //PICK X OR O goto deci; } } }