sscanf

 

#define LOCAL
#include<cstdio>
#include<algorithm>
#include<cstring>
using namespace std;
int main()
{
#ifdef LOCAL
    freopen("sscanf.in","r",stdin);
    freopen("sscanf.out","w",stdout);
#endif    
    int a,b,c;
    char ch1,ch2,s[50];
    while(true)
    {
        scanf("%s",s);
        reverse(s,s+strlen(s));
        sscanf(s,"%d%c%d%c%d",&a,&ch1,&b,&ch2,&c);
        if(!a&&!b&&!c) break;
        if(a==b+c) printf("TRUE\n");
        else printf("FALSE\n");
    }
    return 0;
}