有人可以帮忙做一下C语言作业吗
答案:1 悬赏:40 手机版
解决时间 2021-11-29 08:23
- 提问者网友:椧運幽默
- 2021-11-28 12:48
有人可以帮忙做一下C语言作业吗
最佳答案
- 五星知识达人网友:鸠书
- 2021-11-28 14:07
#include
#include
#include
int main()
{
char count[50];
int i,a,b,c,d;
double num1 = 0,num2 = 0,num3 = 0;
printf("请输入算术式:
");
scanf("%s",count);
for(i = 0; i < 50; i++)
{
if(count[i] == '+' || count[i] == '-' || count[i] == '*' || count[i] == '/')
{
a = i;
break;
}
}
for(i = 0; i < 50; i++)
{
if(count[i] == '=')
{
b = i;
break;
}
}
for(i = b+1; i < 50-b; i++)
{
if(count[i] < '0' || count[i] > '9')
{
c = i;
break;
}
}
for(i = 0; i < a; i++)
{
num1 += (count[i]-'0')*pow(10,a-i-1);
}
for(i = a+1; i < b; i++)
{
num2 += (count[i]-'0')*pow(10,b-i-1);
}
for(i = b+1; i < c; i++)
{
num3 += (count[i]-'0')*pow(10,c-i-1);
}
if(count[b] = '+')
d = 1;
if(count[b] = '-')
d = 2;
if(count[b] = '*')
d = 3;
if(count[b] = '/')
d = 4;
switch(d)
{
case 1:
if(num1+num2==num3)
printf("yes");
else
printf("no");
break;
case 2:
if(num1-num2==num3)
printf("yes");
else
printf("no");
break;
case 3:
if(num1*num2==num3)
printf("yes");
else
printf("no");
break;
case 4:
if(num1/num2==num3)
printf("yes");
else
printf("no");
break;
}
return 0;
}
#include
#include
int main()
{
char count[50];
int i,a,b,c,d;
double num1 = 0,num2 = 0,num3 = 0;
printf("请输入算术式:
");
scanf("%s",count);
for(i = 0; i < 50; i++)
{
if(count[i] == '+' || count[i] == '-' || count[i] == '*' || count[i] == '/')
{
a = i;
break;
}
}
for(i = 0; i < 50; i++)
{
if(count[i] == '=')
{
b = i;
break;
}
}
for(i = b+1; i < 50-b; i++)
{
if(count[i] < '0' || count[i] > '9')
{
c = i;
break;
}
}
for(i = 0; i < a; i++)
{
num1 += (count[i]-'0')*pow(10,a-i-1);
}
for(i = a+1; i < b; i++)
{
num2 += (count[i]-'0')*pow(10,b-i-1);
}
for(i = b+1; i < c; i++)
{
num3 += (count[i]-'0')*pow(10,c-i-1);
}
if(count[b] = '+')
d = 1;
if(count[b] = '-')
d = 2;
if(count[b] = '*')
d = 3;
if(count[b] = '/')
d = 4;
switch(d)
{
case 1:
if(num1+num2==num3)
printf("yes");
else
printf("no");
break;
case 2:
if(num1-num2==num3)
printf("yes");
else
printf("no");
break;
case 3:
if(num1*num2==num3)
printf("yes");
else
printf("no");
break;
case 4:
if(num1/num2==num3)
printf("yes");
else
printf("no");
break;
}
return 0;
}
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