Triangle

6A900· newbie2s64 MB⌨ stdin/stdout

#brute force #geometry

Examples

Sample 1of 3

Input

4 2 1 3

Output

TRIANGLE

Sample 2of 3

Input

7 2 2 4

Output

SEGMENT

Sample 3of 3

Input

3 5 9 1

Output

IMPOSSIBLE

6A.cpp

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Ln 11·137 BGNU C++20 (64)