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標題:
[自high]
c++練習題5
[打印本頁]
作者:
Smallcat
時間:
2018-10-18 20:53
標題:
c++練習題5
下載
(74.27 KB)
2018-10-18 20:53
#include<stdio.h>
int main(void){
int i=1;
double pro=1,sum=1,pro2=1;
while(pro2>0.000001){
pro2 = 1.0/pro;
sum += pro2;
i++;
pro *=i;
}
printf("e = %.10lf\n",sum);
//b case
pro=1;
i=1;
sum=1;
double pro4;
do{
pro4 = pro;
sum += pro4;
i++;
pro *=1.0/i;
}
while(pro4-pro>0.001);
printf("e = %.10lf",sum);
}
複製代碼
圖片附件:
1539867115763.jpg
(2018-10-18 20:53, 74.27 KB) / 下載次數 524
http://smallcat.utmall.com/attachment.php?aid=447&k=8026099bce2192b3b29a645dbabc33df&t=1766029445&sid=DRI0XL
作者:
Smallcat
時間:
2018-10-18 20:53
下載
(73.34 KB)
2018-10-18 20:53
#include<stdio.h>
int main(void){
int i,j=2,sign=-1;
double x,pro,sum;
printf("輸入x: ");
scanf(" %lf",&x);
sum = x;
pro = x;
do{
for(i=1;i<=2;i++){
pro *=x/j;
j++;
}
sum +=pro*sign;
sign = -sign;
}while(pro>=10e-9);
printf("\n sum= %lf",sum);
}
複製代碼
圖片附件:
1539867126063.jpg
(2018-10-18 20:53, 73.34 KB) / 下載次數 579
http://smallcat.utmall.com/attachment.php?aid=448&k=79ef3d7da8ea2a8041f4b4da1b3e35c3&t=1766029445&sid=DRI0XL
作者:
Smallcat
時間:
2018-10-18 20:54
下載
(92.39 KB)
2018-10-18 20:54
#include<stdio.h>
int main(void){
int x,i,j=1;
printf("輸入一個整數: ");
scanf("%d",&x);
while(x>=1){
i = x%10;
x = x/10;
printf("第 %d 位數=%d\n",j,i);
j++;
}
}
複製代碼
#include<stdio.h>
int main(void){
int x,ori,i,j=1,pro=1,sum=0;
printf("輸入一個二進位數字: ");
scanf(" %d",&x);
ori = x;
while(x>=1){
i = x%10;
x = x/10;
pro = i*j;
sum += pro;
j *= 2;
}
printf("%d convert to %d",ori,sum);
}
複製代碼
圖片附件:
1539867136767.jpg
(2018-10-18 20:54, 92.39 KB) / 下載次數 595
http://smallcat.utmall.com/attachment.php?aid=449&k=18b90f8617004d6fa19e1d755661816c&t=1766029445&sid=DRI0XL
作者:
Smallcat
時間:
2018-10-18 20:55
下載
(315.15 KB)
2018-10-18 20:55
#include<stdio.h>
int main(void){
int t,o,g,d,sum1,sum2;
for(t=1;t<=10;t++){
for(o=1;o<=10;o++){
for(g=1;g<=10;g++){
for(d=1;d<=10;d++){
sum1 = 400*t+44*o;
sum2 = 1000*g+110*o+d;
if(sum1==sum2){
printf("T=%d O=%d G=%d D=%d\n",t,o,g,d);
}
}
}
}
}
複製代碼
圖片附件:
1539867165413.jpg
(2018-10-18 20:55, 315.15 KB) / 下載次數 505
http://smallcat.utmall.com/attachment.php?aid=450&k=c336e7416dc11757c295b6d32f63513a&t=1766029445&sid=DRI0XL
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