#include<stdio.h>
#include<stdlib.h>
#include<string.h>

typedef struct
{
char cis[10];
float castka;
} UCET;

UCET *ucty;
int pocet=0;
float suma=0;

void zaloz(char c[10])
{
int q=0;
for(q=0;q<pocet;q++)
   {
   if(strcmp(ucty[q].cis,c)==0) {
                      printf("Ucet %10s uz existuje.\n\n",c);
		      return;
                      }
   }
strcpy(ucty[pocet].cis,c);
ucty[pocet].castka=0;
pocet++;
printf("Ucet %10s vytvoren.\n\n",c);
}

int uloz(char c[10],float d,int s)
{
int q,x=0;

if(d<=0) return(0); /*kterej blb zadal zapornou castku*/

for(q=0;q<pocet;q++)
   {
   if(strcmp(ucty[q].cis,c)==0) {
                      x=1;  
                      break;
		      }
   }
if(!x) printf("Ucet %10s neexistuje.\n\n",c);
else
 {   
 ucty[q].castka+=d;
 suma+=d;
 if(s) printf("Ulozeno %.2f na ucet %10s.\n\n",d,c);
 return(1);
 }
return(0); 
}

int vyber(char c[10],float d,int s)
{
int q,x=0;

if(d<=0) return(0); /*kterej blb zadal zapornou castku*/

for(q=0;q<pocet;q++)
   {
   if(strcmp(ucty[q].cis,c)==0) {
                      x=1;
		      break;
		      }
   }
if(!x) printf("Ucet %10s neexistuje.\n\n",c);
else
 {   
 if(ucty[q].castka>=d) {
                       ucty[q].castka-=d;
		       suma-=d;
		       if(s) printf("Vybrano %.2f z uctu %10s.\n\n",d,c);
		       return(1);
		       }
 else printf("Nedostatek penez.\n\n");
 }
return(1); 
}

void statistika()
{
printf("Pocet uctu: %d\n",pocet);
printf("Celkem:     %10.2f\n\n",suma);
}

void list()
{
int q=0;
float f=0;

printf("Pocet uctu: %d\n",pocet);
for(q=0;q<pocet;q++)
   {
   printf("%10s %10.2f\n",ucty[q].cis,ucty[q].castka);
   f+=ucty[q].castka;
   }
if(suma!=f) printf("!Prusvih!\n");   
printf("Celkem:     %10.2f\n\n",suma);   
}

void reset()
{
pocet=0;
suma=0;
printf("Reset systemu.\n\n");
}

int main()
{
int konec=0;
float d=0.0;
char prikaz[20]="",i[12]="",i2[12]="";

if((ucty=malloc(10000*sizeof(UCET)))==NULL)
   {
   printf("Neni dost mista pro %d bytu!",10000*sizeof(UCET));
   return(0);
   }

 do
 {
 strcpy(prikaz,"");
 scanf("%s",prikaz);
 if(strcmp(prikaz,"ZALOZ")==0) 
          {
	  scanf("%10s",i);
	  zaloz(i);
	  }
 if(strcmp(prikaz,"ULOZ")==0) 
          {
	  scanf("%10s",i);
	  scanf("%f",&d);
	  uloz(i,d,1);
	  }	  
 if(strcmp(prikaz,"VYBER")==0) 
          {
	  scanf("%10s",i);
	  scanf("%f",&d);
	  vyber(i,d,1);
	  }	  
 if(strcmp(prikaz,"PREVED")==0) 
          {
          scanf("%10s",i);
	  scanf("%10s",i2);
	  scanf("%f",&d);
	  if(vyber(i,d,0) && uloz(i2,d,0))
	    printf("Prevedeno %.2f z uctu %10s na ucet %10s.\n\n",d,i,i2);
	  }	  
 if(strcmp(prikaz,"STATISTIKA")==0) statistika();
 if(strcmp(prikaz,"LIST")==0) list();
 if(strcmp(prikaz,"RESET")==0) reset(); 
 if(strcmp(prikaz,"")==0) konec=1;
 /*printf("$$$: %s DONE - %s %.2f %s %.2f $$$\n",prikaz,ucty[0].cis,ucty[0].castka,ucty[1].cis,ucty[1].castka);*/
 }
 while(!konec);
printf("Konec."); 
return(0);
}