View Code of Problem 30

#include<stdio.h>
main()
{
	int n,i,sum=0;
	while(scanf（"%d",&n)!=EOF)
	{
		for(i=1;i<=n;i++)
		{
			sum+=i;
		}
	}
	printf("%d",sum);
}


/*
Main.c:2:1: warning: return type defaults to 'int'
 main()
 ^
Main.c: In function 'main':
Main.c:5:2: error: stray '\357' in program
  while(scanf（"%d",&n)!=EOF)
  ^
Main.c:5:2: error: stray '\274' in program
Main.c:5:2: error: stray '\210' in program
Main.c:5:8: warning: the address of 'scanf' will always evaluate as 'true' [-Waddress]
  while(scanf（"%d",&n)!=EOF)
        ^
Main.c:5:16: error: expected ')' before string constant
  while(scanf（"%d",&n)!=EOF)
                ^
Main.c:5:24: error: expected expression before '!=' token
  while(scanf（"%d",&n)!=EOF)
                        ^
Main.c:5:29: error: expected statement before ')' token
  while(scanf（"%d",&n)!=EOF)
                             ^
*/