const input = require('fs').readFileSync('/dev/stdin', 'utf8');
const [D1, D2, D3, S] = input.split('\n')[0].split(/\s/).map(v => Number(v));
console.log(S || [D1, D2, D3].reduce((a, b) => a + b) < 2 ? 'SURVIVED' : 'DEAD')