cÔõôºÏ²¢Êý¾Ý£¿ - C/C++ / CÓïÑÔ

Èç¹ûint num1=123£¬num2=456£¬num3£»
ʹnum3=123456Ôõô¸öËã·¨£¬ÄÜ·ñ¸ø¸öͨÓÃËã·¨.

---

C/C++ code:
#include"stdio.h"
#include"stdlib.h"
#include"cmath"
void main()
{
int num1=123,num2=456,num3;
num3=num1*pow(10,sizeof(num2)-1)+num2;
printf("%d\n",num3);
//½è¼ø
char strFinal[20];
sprintf(strFinal, "%d%d", num1, num2);
num3 = atoi(strFinal);
printf("%d\n",num3);
}

123456
123456
Press any key to continue

---

лл£¬2ÖÖ·½·¨¶¼ºÜºÃ£¬ÎÒÌ«²ËÁË

---

ÒýÓÃ

char strFinal[20];
sprintf(strFinal, "%d%d", num1, num2);
num3 = atoi(strFinal);

¶¥¸ö~~~