92 lines
2.1 KiB
C
92 lines
2.1 KiB
C
#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <time.h>
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#define LINE_SIZE 150
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int main() {
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char znaky[LINE_SIZE];
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memset(znaky, 0, LINE_SIZE);
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char* r = NULL;
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int dd = 0;
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int mm = 0;
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int yyyy = 0;
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char buffer [LINE_SIZE];
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char *koniec_cisla = NULL;
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char* zaciatok_cisla = znaky;
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int cislo = 0;
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int counter = 0;
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int che = 0;
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while ((r = fgets(znaky, LINE_SIZE, stdin)) != NULL) {
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if (feof(stdin)) {
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break;
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}
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if(znaky[0] == '\n'){
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break;
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}
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zaciatok_cisla = znaky;
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counter = 0;
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while (*zaciatok_cisla != '\0') {
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cislo = strtol(zaciatok_cisla, &koniec_cisla, 10);
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if (zaciatok_cisla == koniec_cisla) {
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break;
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} else {
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if (counter == 0) {
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dd = cislo;
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if(dd == 0){
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che = 1;
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}
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} else if (counter == 1) {
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mm = cislo;
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if(mm == 0){
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che = 1;
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}
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} else if (counter == 2) {
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yyyy = cislo;
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if(yyyy == 0){
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che = 1;
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}
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}
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counter++;
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zaciatok_cisla = koniec_cisla + 1;
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}
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}
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if(counter != 3 || che == 1){
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printf("Neplatny datum.\n");
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che = 1;
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}
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//printf("%d %d %d\n", dd, mm, yyyy);
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time_t t = time(NULL);
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struct tm *tm_date = localtime(&t);
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tm_date->tm_mday = dd + 7;
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tm_date->tm_mon = mm - 1;
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tm_date->tm_year = yyyy - 1900;
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//printf("%d %d %d\n", tm_date->tm_mday, tm_date->tm_mon, tm_date->tm_year);
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time_t daja = mktime(tm_date);
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//printf("%ld", daja);
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struct tm *tm_churka = localtime(&daja);
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strftime(buffer, LINE_SIZE, "%e.%m.%Y", tm_churka);
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for(int i = 0; i < LINE_SIZE; i++){
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if(buffer[i] == ' '){
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buffer[i] = '&';
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}
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}
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if(buffer[0] == 0){
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buffer[0] = '&';
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}
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if(buffer[3] == 48){
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buffer[3] = '&';
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}
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if(che == 0){
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for(int i = 0; i < 10; i++){
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if(buffer[i] != '&'){
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printf("%c", buffer[i]);
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}
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}
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printf("\n\n");
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}
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}
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return 0;
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}
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