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ÇIKTI<br />

int main ()<br />

{<br />

time_t basla, bit;<br />

char ad[256];<br />

double fark;<br />

time (&basla);<br />

printf ("Lutfen adinizi girin: ");<br />

gets (ad);<br />

time (&bit);<br />

fark = difftime(bit, basla);<br />

printf("Merhaba %s.\n", ad);<br />

printf("Adini yazman %lf saniye<br />

surdu.\n",fark);<br />

return 0;<br />

}<br />

Lutfen adinizi girin: Ahmet<br />

Merhaba Ahmet.<br />

Adini yazman 2.000000 saniye surdu.<br />

Program 23.6:<br />

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/* 23prg06.c: mktime() fonksiyonunun kullanımı<br />

*/<br />

#include <br />

#include <br />

int main ()<br />

{<br />

time_t t;<br />

struct tm *zaman;<br />

int yil, ay, gun;<br />

char *haftanin_gunu[] = { "Pazar",<br />

"Pazartesi",<br />

"Sali",<br />

"Carsamba",<br />

"Persembe", "Cuma",<br />

"Cumartesi"};<br />

/* tarih bilgisini oku */<br />

printf("Yılı girin: "); scanf ("%d",&yil);<br />

printf("Ayı girin: "); scanf ("%d",&ay);<br />

printf("Gunu girin: "); scanf ("%d",&gun);<br />

/* simdiki zaman bilgisini al */<br />

t = time(NULL);<br />

zaman = localtime(&t);<br />

zaman->tm_year = yil - 1900;<br />

zaman->tm_mon = ay - 1;<br />

zaman->tm_mday = gun;<br />

/* mktime fonksiyonun cagir */

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