online compiler and debugger for c/c++

// // acey-ducey.c // Acey Ducey // // Created by Laurence Scotford on 01/05/2014. // Copyright (c) 2014 Laurence Scotford. All rights reserved. // #include <stdio.h> #include <stdlib.h> #include <time.h> #include <string.h> #include <ctype.h> #include <errno.h> #include <stdbool.h> // Function declarations void runGame(); int pickCard(); void getCardName(int card, char cardName[]); void strToLowerCase(char string[]); int main() { // Display instructions printf("Acey Ducey card game\nBased on a programme from Creative Computing, Morristown, New Jersey\n\n\nAcey Ducey is played in the following manner.\nThe dealer (computer) deals two cards face up.\nYou have an option to bet or not, depending\non whether or not you feel the next card will have\na value between the first two.\n\nIf you do not want to bet, input a 0\n"); char rawInput[80]; // This will hold the raw input entered by the user char inputString[80]; // This will hold the processed input string // Seed the random number generator srand((unsigned int)time(NULL)); do { // Play a game runGame(); // Ask the player if they want to play again printf("\nTry Again (yes or no)? "); fgets(rawInput, sizeof(rawInput), stdin); sscanf(rawInput, " %s", inputString); strToLowerCase(inputString); } while (!strncmp(inputString, "yes", 3)); printf("\nOK. Hope you had fun!\n\n"); return 0; } void runGame() { char rawInput[80]; // This will hold the raw input entered by the user int bet = 0; // This will hold the amount of the player's bet int money = 100; // Amount of money remaining to the player // Keep playing while the player has money remaining while (money > 0) { // Show player how much money is remaining printf("\n\nYou now have %i dollars\n\n", money); // Pick first card int cardA = pickCard(); int cardB = cardA; // Continue picking second card until it is not the same as first card while (cardB == cardA) { cardB = pickCard(); } // If cardB is lower than cardA, swap them if(cardB < cardA) { int tmp = cardA; cardA = cardB; cardB = tmp; } // Get the card names char cardAName[6]; char cardBName[6]; getCardName(cardA, cardAName); getCardName(cardB, cardBName); // Show the cards to the player printf("Here are your next two cards:\n%s\n%s\n\n", cardAName, cardBName); // Get the player's bet bool validBet = false; // Continue to ask for player's bet until player enters a valid amount while (!validBet) { printf("What is your bet? "); fgets(rawInput, sizeof(rawInput) / sizeof(rawInput[0]), stdin); // Attempt to convert bet to a number int varsFilled = sscanf(rawInput, " %i", &bet); // Only validate bet if it's a positive number equal to or less than player's money, otherwise display an error message if (varsFilled != 1 || bet < 0) { printf("\nPlease enter 0 for no bet or a whole number greater than zero to bet that amount.\n\n"); } else if(bet > money) { printf("\nSorry my friend but you bet too much.\nYou only have %i dollars to bet.\n\n", money); } else { validBet = true; } } // Only pick third card if player has chosen to bet if (bet == 0) { printf("\nChicken!\n"); } else { // Pick third card int cardC = pickCard(); // Get name of third card char cardCName[6]; getCardName(cardC, cardCName); // Display third card to player printf("\n%s\n", cardCName); // Check if player has won or lost if( cardA < cardC && cardC < cardB ) { printf("You win!!!\n"); money += bet; } else { printf("Sorry, you lose.\n"); money -= bet; } } } printf("\nSorry friend, but you blew your wad.\n"); } // This function returns a card picked at random int pickCard() { return rand() % 13 + 2; } // This function returns the correct card name for the card passed as the first argument, // the second argument is a character array where the card name will be stored (which must have space for at least six characters) void getCardName(int card, char cardName[]) { switch(card) { case 11: strcpy(cardName, "Jack"); break; case 12: strcpy(cardName, "Queen"); break; case 13: strcpy(cardName, "King"); break; case 14: strcpy(cardName, "Ace"); break; default: sprintf(cardName, "%i", card); break; } } // This function converts the string to lower case letters void strToLowerCase(char string[]) { for(int i = 0; string[i]; i++) { string[i] = tolower(string[i]); } }