usaa19cv1/program.c

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

/* run this program using the console pauser or add your own getch, system("pause") or input loop */

#define LINE_SIZE 100

struct pizza {
    float prize;
    char name[LINE_SIZE];
};

int read_pizza(struct pizza* item);
int search_string(const char* heap, const char* needle);
char hacker_script(char c);

int main(int argc, char *argv[]) {
	
	printf("Zadaj hladanu surovinu:\n");
	printf("Zadaj jedalny listok:\n");
	
	char string[LINE_SIZE];
	memset(string,0,LINE_SIZE);	
    
	char *r = fgets(string,LINE_SIZE,stdin);      
	if(r != NULL && string[1] != 0){
		char *pos;
		if ((pos=strchr(string, '\n')) != NULL)
    	*pos = '\0';
		//printf("Hladane jedlo: %s",string);
		struct pizza item;
		int counter = 0;
		while(read_pizza(&item)){
		    counter += 1;
		    //int x = strlen(item.name);
		    //printf("Dlzka %d\n",x);
		    /*int i;
			for(i=0;i<strlen(item.name)-1;i++){
				char y = hacker_script(item.name[i]);
				if(y!='0'){
					item.name[i] = y;
				}
			}*/
			//printf("Hladane jedlo: %s\n",string);
			int z = search_string(string,item.name);
			//printf("Vraciam %d\n",z);
			if(z!=-1){
				//printf("Vraciam %d\n",z);
				printf("%s",item.name);
		    	printf("%.2f\n",item.prize);
			}	
		}
		printf("Nacitanych %d poloziek.\n",counter);
		return 0;
	}
	else{
		return 1;
	}
}

int read_pizza(struct pizza* item){
	
	char line[LINE_SIZE];
	char line2[LINE_SIZE];
	memset(line,0,LINE_SIZE);
	memset(line2,0,LINE_SIZE);
	while (1){
		char *r = fgets(line,LINE_SIZE,stdin);
		if(r != NULL && line[1] != 0){
		    char *r2 = fgets(line2,LINE_SIZE,stdin);
		    if(r2 != NULL && line2[1] != 0){
				float value = strtof(line2,NULL);
				if (value == 0.0F){
				   return 0;
				}
				item->prize = value;
				strcpy(item->name, line);
				return 1;
			}
			else{
				return 0;	
			}
		}
		else{
		    return 0;
		}
	}
}

char hacker_script(char c){
	
	char big_letters[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
	char small_letters[] = "abcdefghijklmnopqrstuvwxyz";
	for (int i = 0; i < 26; i++){
	    if (c == big_letters[i]){
	    	//printf(" Nahradzujem %c za %c\n",big_letters[i],small_letters[i]);
	        return small_letters[i];
	    }
	}
	
	char numbers[] = "0123456789";
	char letters[] = "oizeasbtbq";
	for (int i = 0; i < 10; i++){
	    if (c == numbers[i]){
	    	//printf(" Nahradzujem %c za %c\n",numbers[i],letters[i]);
	        return letters[i];
	    }
	}
	return '0';
}

int search_string(const char* heap, const char* needle){
	
	char needle_2[strlen(needle)];
	strcpy(needle_2,needle);
	
	int a;
	for(a=0;a<strlen(needle)-1;a++){
		char y = hacker_script(needle_2[a]);
		if(y!='0'){
			needle_2[a] = y;
		}
	}
	//printf("%s\n",heap);
	//printf("%s",needle_2);
	int D = strlen(heap); 
    int G = strlen(needle_2)-1;
  	//printf("Dlzka hladaneho= %d\n",D);
  	//printf("Dlzka celeho je %d\n",G);
  
    /* A loop to slide pat[] one by one */
    for (int i = 0; i <= G - D; i++) { 
        int j; 
  
        /* For current index i, check for pattern match */
        for (j = 0; j <= D; j++){
        	//printf("J=%d D=%d\n",j,D);
		if(j==D){
		//printf("Vraciam sa!");
		return i;} 
        	//printf("%c %c\n",needle_2[i + j],heap[j]);
        	if (needle_2[i + j] != heap[j]) 
                break;
        	
		}   
  
        
    }
    return -1;
}