/* package whatever; // don't place package name! */
import java.util.*;
import java.lang.*;
import java.io.*;
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
{
int i=0, n = 50, term;
int sum=0;
while((term = (i*(i+1)+1)) < n) {
System.
out.
print(term
+ " + "); sum+=term;
i++;
}
}
}
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