Why does it print blank ?

This is a discussion on Why does it print blank ? within the C Programming forums, part of the General Programming Boards category; ive got a problem with this code,it doesnt seem to generate the question i initialized,it keeps on printin either garbage/blank ...

  1. #1
    Registered User
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    Feb 2002
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    Why does it print blank ?

    ive got a problem with this code,it doesnt seem to generate the question i initialized,it keeps on printin either garbage/blank spaces..any suggestions on this pls..?



    Code:
    #include<stdio.h>
    #include<string.h>    
    #include<stdlib.h>
    
    #define MAX 48
    #define ERROR "Invalid Input!"
    #define NOT_FOUND -1
    /*variable declarations*/
    
    typedef char str20[21];
    typedef char str70[71];
    
    typedef struct
    {
    	str70 strQuestions;
    	str20 strChoices[4];
    	char  cAns;
    	int  nLevel;
    }struct_Game;
    struct structNode
    {
    	struct_Game sGame;
    	struct structNode *pGPrev,*pGNext;
    };
    typedef struct structNode structGNodeType;
    typedef structGNodeType *ptrGNode;
    
    /*Function: void initialize_question()					*
     * Purpose: This function initializes values for aGame			*
     * Returns: nothing							*/
    void initialize_question(ptrGNode *pGame,struct_Game sGame)
    { int i,j,k;
    	ptrGNode pRun,pNew;
    	i=0,j=0;
     /*copies value of string to array*/
    	
     	if(*pGame==NULL)
    	{
    	strcpy((*pGame)->sGame.strQuestions," Ano ang pambansang hayop ng Pilipinas?");
    	strcpy((*pGame)->sGame.strChoices[0],"aso");
    	strcpy((*pGame)->sGame.strChoices[1],"pusa");
    	strcpy((*pGame)->sGame.strChoices[2],"kalabaw");
    	strcpy((*pGame)->sGame.strChoices[3],"kabayo");
    	(*pGame)->sGame.cAns = 'c';(*pGame)->sGame.nLevel = 1;
    	(*pGame)->pGPrev=NULL;
    	(*pGame)->pGNext=NULL;
    	pRun=*pGame;
    	}
    	pNew =(ptrGNode)malloc(sizeof(structGNodeType));
    	
    	strcpy(pNew->sGame.strQuestions," Sino ang pumatay kay Magellan?");
    	strcpy(pNew->sGame.strChoices[0],"Raja Soliman");
    	strcpy(pNew->sGame.strChoices[1],"Si Malakas");
    	strcpy(pNew->sGame.strChoices[2],"Raja Ulayman");
    	strcpy(pNew->sGame.strChoices[3],"Lapu-Lapu");
    	pNew->sGame.cAns = 'd'; pNew->sGame.nLevel = 1;
    	pRun->pGNext=pNew;
    	pNew->pGPrev=pRun;
    	pNew->pGNext=NULL;
    	pRun=pRun->pGNext;
    
    	pNew = (ptrGNode)malloc(sizeof(structGNodeType));
    	strcpy(pNew->sGame.strQuestions," Ano ang pambansang awit ng Pilipinas?");
    	strcpy(pNew->sGame.strChoices[0],"Lupang Hinirang");
    	strcpy(pNew->sGame.strChoices[1]," Bayang Magiliw");
    	strcpy(pNew->sGame.strChoices[2]," Perlas ng Silanganan");
    	strcpy(pNew->sGame.strChoices[3]," Lupa ng Araw");
    	pNew->sGame.cAns = 'a'; pNew->sGame.nLevel = 1;
    	pRun->pGNext=pNew;
    	pNew->pGPrev=pRun;
    	pNew->pGNext=NULL;
    	pRun=pRun->pGNext;
    
    	pNew = (ptrGNode)malloc(sizeof(structGNodeType));
    	strcpy(pNew->sGame.strQuestions," Ano ang tagalog ng rectangle?");
    	strcpy(pNew->sGame.strChoices[0],"kwadrado");
    	strcpy(pNew->sGame.strChoices[1],"tatsulok");
    	strcpy(pNew->sGame.strChoices[2],"parihaba");
    	strcpy(pNew->sGame.strChoices[3],"parisukat");
    	pNew->sGame.cAns = 'c'; pNew->sGame.nLevel = 1;
    	pRun->pGNext=pNew;
    	pNew->pGPrev=pRun;
    	pNew->pGNext=NULL;
    	pRun=pRun->pGNext;
    
    	pNew =(ptrGNode)malloc(sizeof(structGNodeType));
    	strcpy(pNew->sGame.strQuestions," Ano ang pangalan ng seawitch sa Disney movie na LittleMermaid?");
    	strcpy(pNew->sGame.strChoices[0],"Ariel");
    	strcpy(pNew->sGame.strChoices[1],"Flounder");
    	strcpy(pNew->sGame.strChoices[2],"Cruella");
    	strcpy(pNew->sGame.strChoices[3],"Ursula");
    	pNew->sGame.cAns = 'd'; pNew->sGame.nLevel = 1;
    	pRun->pGNext=pNew;
    	pNew->pGPrev=pRun;
    	pNew->pGNext=NULL;
    	pRun=pRun->pGNext;
    
    	pNew =(ptrGNode)malloc(sizeof(structGNodeType));
    	strcpy(pNew->sGame.strQuestions,"Saan nobela ni Rizal makikita si SIMOUN?");
    	strcpy(pNew->sGame.strChoices[0],"Noli Me Tangere");
    	strcpy(pNew->sGame.strChoices[1],"El Filibusterismo");
    	strcpy(pNew->sGame.strChoices[2],"Florante at Laura");
    	strcpy(pNew->sGame.strChoices[3],"Mi Ultimo Adios");
    	pNew->sGame.cAns = 'b'; pNew->sGame.nLevel = 2;
    	pRun->pGNext=pNew;
    	pNew->pGPrev=pRun;
    	pNew->pGNext=NULL;
    	pRun=pRun->pGNext;
    
    	pNew =(ptrGNode)malloc(sizeof(structGNodeType));	
    	strcpy(pNew->sGame.strQuestions," Saan kilala si Gabriel Flash Elorde?");
    	strcpy(pNew->sGame.strChoices[0],"bowling");
    	strcpy(pNew->sGame.strChoices[1],"boxing");
    	strcpy(pNew->sGame.strChoices[2],"chess");
    	strcpy(pNew->sGame.strChoices[3],"karate");
    	pNew->sGame.cAns = 'b'; pNew->sGame.nLevel = 2;
    pRun->pGNext=pNew;
    	pNew->pGPrev=pRun;
    	pNew->pGNext=NULL;
    	pRun=pRun->pGNext;
    
    	
    	
    	
    }	
    
    
    /* Function: Game_mod(ptrGNode*pGame,struct_Game sGame)					*
     * Purpose: This function enters the user to the game proper		*/
    			
    void Game_mod(ptrGNode *pGame,struct_Game sGame)
    {	ptrGNode pTemp;
    	int nNum,nCtr=3,nTemp,nAmt_won;
    	char cCont,cChoice ,cEnter;
    	pTemp=*pGame;
    	int arrlifeline[3]={1,2,3}; 
    	int arrPeso_level[16] =
    	{0,1000,2000,3000,5000,10000,20000,30000,40000,50000,100000,200000,300000,500000,1000000,2000000};
    	initialize_question(&*pGame,sGame);
    	/*nTemp=rand()%15;*/
    	cCont = display_instructions(cCont);
    		if(cCont=='Y' || cCont=='y')
    		{	scanf("%c",&cEnter);
    		  do
    	 	  {
    printf("You are going to the %dlevel\n",arrPeso_level[nTemp+1]);
    
       		  printf("You have %d lifelines left\n",nCtr);
    
    		  printf("\nYour question is :\n");
    		  
    		/*Calls subfunction*/
    		  cChoice =  get_answer(pTemp,sGame);//this ones the problem
    			/*evaluates user's answer*/
    		do
    		{
    		if(cChoice!='a'&&cChoice!='b'&&cChoice!='c'&&cChoice!='d'&&
    		cChoice!='1'&&cChoice!='2'&&cChoice!='3'&&cChoice!='x')
    		{	  
    			  printf("Invalid answer!\n");
    			  printf("Enter your answer again");
    			  
    			  scanf("%c",&cChoice);
    		}
            	}while(cChoice!='a' && cChoice!='b' &&
    				cChoice!='c' && cChoice!='d'&&
    		cChoice!='1' && cChoice!='2' && cChoice!='3' &&
    		cChoice!='x');
    			scanf("%c",&cEnter);				
    			if(cChoice == pTemp->sGame.cAns)
    			{
    			  printf("That's correct!\n");
    			  nTemp++;
    			  pTemp=pTemp->pGNext;
    			}
    			else if(cChoice == 'x' || cChoice == 'X')
    			{
    			  printf("You chose to end this game\n");
    			  printf("You receive %d pesos\n",arrPeso_level[nTemp]);
    			  printf("Congratulations!");
    			}
    			else if(cChoice=='a'||cChoice=='b'||cChoice=='c'|| cChoice=='d')
    			{
                               printf("Sorry,Wrong answer!\n");
    			  printf("You receive %d pesos\n",arrPeso_level[nTemp]);
    				Menu(&*pGame,sGame);       
    			}	
                          else if(cChoice=='1' || cChoice=='2' ||
    				cChoice=='3')
    			 nCtr = display_lifeline(nCtr,arrlifeline,cChoice,sGame);
    		/* Condition for bringing incorrect answer to safelevel*/
    				if(arrPeso_level[nTemp]/5==0)
    				  nAmt_won=0;
    				else if(arrPeso_level[nTemp]/5==1)
    				  nAmt_won=10000;
    				else if(arrPeso_level[nTemp]/5==2)
    				  nAmt_won==100000;
    				else if(arrPeso_level[nTemp]/5==3)
    				 { nAmt_won==2000000;
    				  printf("You're our lucky Millionaire,Congratulations!!");		
    				}
    		  	 
    	}while(cChoice==pTemp->sGame.cAns||cChoice=='1'||cChoice=='2'||
    	 cChoice==3||cCont=='Y'||cCont=='y'&& nTemp <16);
    	}
    
    
    	/*else part to exit program*/
    	else
    		printf("Program aborted by user!\n\n");
    		
    	}	
    /*Function:display_instructions()				*
      *Purpose : Prints Welcome message and reads value for choice	*
      *Called by: game_mod()					*
      *Receives: cCont(character)					*
      *Returns: cCont(Character)					*/
     
    char display_instructions(char cCont)
    { 	clear_screen();
    	printf("\n");
    	printf("+-----------------------------------------------+\n");
    	printf("|		WELCOME TO		        |\n");
    	printf("|	WHO WANTS TO BE A MILLIONAIRE!!!	|\n");
    	printf("| To START------------------------------ TYPE Y	|\n");
    	printf("| To TERMINATE/END---------------------- TYPE N |\n");
    	printf("+-----------------------------------------------+\n");
    	do
    	{
    	  printf("Enter your choice:");
    	  scanf("%c",&cCont);
    	 
    		if(cCont!='Y'&& cCont!='y'&& cCont!='N'&& cCont!='n')
                    printf("Wrong choice!\n");
    	}while(cCont!='Y'&& cCont!='y'&& cCont!='N'&& cCont!='n');
    
    	return cCont;		
    }/*end of function*/
    
    /*Function: int display_lifeline()				*
     *Purpose : This function displays and updates lifeline		*
     *Returns: integer						*
     *Note:	 1- call-a-friend,2-50/50,3-ask-the-audience		*/
    int display_lifeline(int nCtr, int arrlifeline[],char cChoice,struct_Game sGame)
    {	
    	int  nCount;
    	if(cChoice =='1')
    		nCount = 1;
    	else if(cChoice =='2')
    		nCount = 2;
    	else if(cChoice=='3')
    		nCount = 3;
    		if(nCount<=3 && nCount>=1)
    		{
    		
    		if(nCount==arrlifeline[0])
    		{
    		  printf("You chose call-a-friend\n");
    		  printf("\nDialing...\n");
    		  delay();
    		  printf("Chris: I think the answer is %c
    			\n",&sGame.cAns);//this one also generated none
    		printf("I'm 100% sure!");
    		  arrlifeline[0]=5; /*assigns a different value to array*/
    		  nCtr--;
    		}
    		else if(nCount==arrlifeline[1])
    		{
    		  printf("You chose 50/50\n");
    			display_50(sGame);
    		  arrlifeline[1]=6;
    		  nCtr--;
    		}
    		else if(nCount==arrlifeline[2])
    		{
    		  printf("You chose ask-the-audience\n");
    		  puts("a.40%");
    		 puts("b.15%");
    		 puts("c. 20%");
    		  puts("d. 25%");
    		  arrlifeline[2]=7;
    		  nCtr--;
    		}	
    	}	
    	return nCtr;
            }	/*end of function*/
    
    /* Function: char get_answer()							*
     * Purpose: This Function displays the question and throws answer to main()	*
     * Returns: character								*/
    
    char get_answer(ptrGNode pGame,struct_Game sGame)
    {	
    	int j;
    	char cChoice;
    	
    	if(strcmp(pGame->sGame.strQuestions,""))
    	{	/* nTemp = rand()%15;*/
    		puts(pGame->sGame.strQuestions);
    		for(j=0;j<4;j++)
    		{
    			if(j==0)
    			{
    			printf("a.");
    			puts(pGame->sGame.strChoices[j]);
    			
    			}
    			else if(j==1)
    			{	
    			printf("b.");
    			puts(pGame->sGame.strChoices[j]);
    			
    			}
    			else if(j==2)
    			{	
    			printf("c.");
    			puts(pGame->sGame.strChoices[j]);
    			
    			}	
    			else if(j==3)
    			{	
    			printf("d.");
    			puts(pGame->sGame.strChoices[j]);
    			
    			}
    		
    		}
    		
    		
    	}
    	printf("What is your answer?");
    	scanf("%c", &cChoice);
    	return cChoice;		
    }	/*end of function*/
    only the fittest survive!!!

  2. #2
    Code Goddess Prelude's Avatar
    Join Date
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    Posts
    9,796
    This is your third post with the exact same question, I'm no longer going to look at questions you post. Show some courtesy, we're not morons.

    -Prelude
    My best code is written with the delete key.

  3. #3
    Registered User
    Join Date
    Feb 2002
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    hey,sorry ok there's sumthin wrong with my server(it keeps on hanging) so whenever i refresh it i thought it was gone already so i posted it all bak again....some of which are edited...ill delete my other post pertainin to my same question

    Im not treatin ppl here as morons FYI!!!

  4. #4
    Registered User
    Join Date
    Feb 2002
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    28

    Angry

    anyway,dont wana argue or anythin coz i already fixed the code myself..thanks anyway for your COMMENT!!
    Last edited by kreyes; 03-08-2002 at 12:07 AM.

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