[英]How to use arithmatic operations on uint64_t?
我正在尝试制作一个程序,该程序将给定数字简单地除以并打印出余数,并将给定数字的解决方案除以10。但是我的代码并没有打印出正确的值。 这是下面的代码:
#include <stdio.h>
#include <string.h>
#include <stdint.h>
#include <stdlib.h>
uint64_t divide(uint64_t,uint64_t);
int main(int argc, char *argv[])
{
uint64_t num1 = 224262;
uint64_t num2 = 244212;
divide(num1,num2);
}
uint64_t divide( uint64_t set1, uint64_t set2 )
{
printf("%lX\n",set1);
uint64_t remainder = set1%10;
printf("%lX\n",remainder);
set1= set1/10;
printf("%lX\n",set1);
}
目前,此输出给我以下内容
36C06
2
579A
我将如何获得它以便正确输出除数值和余数?
假设您的平台具有64 bits
long
,则printf
的正确格式为%lu
uint64_t divide( uint64_t set1, uint64_t set2 )
{
printf("%lu\n",set1);
uint64_t remainder = set1%10;
printf("%lu\n",remainder);
set1= set1/10;
printf("%lu\n",set1);
return set1;
}
使用inttypes.h
预定义格式说明符,您可以编写
#include <stdio.h>
#include <string.h>
#include <stdint.h>
#include <stdlib.h>
#include <inttypes.h>
uint64_t divide(uint64_t,uint64_t);
int main(int argc, char *argv[])
{
uint64_t num1 = 224262;
uint64_t num2 = 244212;
divide(num1,num2);
}
uint64_t divide( uint64_t set1, uint64_t set2 )
{
printf("%"PRIu64"\n",set1);
uint64_t remainder = set1%10;
printf("Reminder = %"PRIu64"\n",remainder);
set1= set1/10;
printf("Division = %"PRIu64"\n",set1);
return set1;
}
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