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#2
jiapengyun2013-04-14 19:53
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#include<iostream>
using namespace std;
int main()
{
const int N=4;
for(int i=1;i<=N;i++)
{
for(int j=1;j<=30;j++)
cout<<' ';
for(int j=1;j<=8-2*i;j++)
cout<<' ';
for(int j=1;j<=2*i-1;j++)
cout<<'*';
cout<<endl;
}
for(int i=1;i<=N-1;i++)
{
for(int j=1;j<=30;j++)
cout<<' ';
for(int j=1;j<=7-2*i;j++)
cout<<'*';
cout<<endl;
}
return 0;
}
using namespace std;
int main()
{
const int N=4;
for(int i=1;i<=N;i++)
{
for(int j=1;j<=30;j++)
cout<<' ';
for(int j=1;j<=8-2*i;j++)
cout<<' ';
for(int j=1;j<=2*i-1;j++)
cout<<'*';
cout<<endl;
}
for(int i=1;i<=N-1;i++)
{
for(int j=1;j<=30;j++)
cout<<' ';
for(int j=1;j<=7-2*i;j++)
cout<<'*';
cout<<endl;
}
return 0;
}
目的是输出一个图形
*
***
*****
*******
*****
***
*
我是初学的,这段是书上抄的,抱错如下
--------------------Configuration: fwef - Win32 Debug--------------------
Compiling...
fwef.cpp
E:\VC++\fwef.cpp(10) : error C2374: 'j' : redefinition; multiple initialization
E:\VC++\fwef.cpp(8) : see declaration of 'j'
E:\VC++\fwef.cpp(12) : error C2374: 'j' : redefinition; multiple initialization
E:\VC++\fwef.cpp(8) : see declaration of 'j'
E:\VC++\fwef.cpp(16) : error C2374: 'i' : redefinition; multiple initialization
E:\VC++\fwef.cpp(6) : see declaration of 'i'
E:\VC++\fwef.cpp(20) : error C2374: 'j' : redefinition; multiple initialization
E:\VC++\fwef.cpp(18) : see declaration of 'j'
执行 cl.exe 时出错.