求自然数1到100之和，用for语句实现，C++

Question

谢了

Answer 1

编程语言是：
#include<iostream>
using namespace std;
int main()
{
int n,i;
n=0;
for(i=1;i<=100;i++) n+=i;
cout<<n<<endl;
}

Answer 2

#include<iostream>
using namespace std;
int main()
{
int i,sum=0;
for(i=1;i<=100;i++)sum+=i;
cout<<sum<<endl;
}本回答被网友采纳

Answer 3

#include "stdafx.h"
#include<iostream>
using namespace std;
void main()
{
int sum=0;
for(int i=1;i<=100;i++)
sum=sum+i;
cout<<sum<<endl;
system("pause");
}
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Answer 4

#include <iostream>
using namespace std;
int main()
{
int i,total=0;
for(i=1;i<=100;i++)
total=total+i;
cout<<total<<endl;
return 0;
}

Answer 5

#include<iostream>
using namespace std;
void main()
{
int sum=0,i;
for(i=1;i<=100;i++)
{
sum+=i;
}
cout<<sum<<endl;
}