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 # include & lt; stdio.h> 
# define MAXLEN 1024 

Int handler (int data [], int status [], int n, int len) 
{
Int value1, value2, ret, I; 

If (n & lt; Len - 1) 
{
The status [n]=0; 
Ret=handler (data, the status, the n + 1, len); 
If (ret) return ret; 

The status [n]=1; 
Ret=handler (data, the status, the n + 1, len); 
If (ret) return ret; 
} 

The status [n]=0; 
Value1=value2=0; 
For (I=0; I & lt; Len. I++) 
{
If (status==0) [I] value1=value1 + data [I]; 
The else value2=value2 + data [I]; 
} 
If (value1==value2) return value1. 

The status [n]=1; 
Value1=value2=0; 
For (I=0; I & lt; Len. I++) 
{
If (status==0) [I] value1=value1 + data [I]; 
The else value2=value2 + data [I]; 
} 
If (value1==value2) return value1. 

return 0; 
} 

Int main (void) 
{
The int data [MAXLEN], status [MAXLEN]; 
Int d, ret, len=0; 

While (1) 
{
The scanf (" % d ", & amp; D); 
If (d==1) break; 
Data [len++]=d; 
} 

Ret=handler (data, the status, 0, len); 

If (ret & gt; 0) printf (" Yes \ n \ n % d ", ret); 
The else printf (" \ n "); 

return 0; 
} 

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