h2. Restrictii
* $1$ ≤ $N$, $M$ ≤ $1.024$

* $0$ ≤ $L{~i~}$, $E{~i~}$, $C{~i~}$ ≤ $2.147.483.647$
* $-2.147.483.647$ ≤ $H{~i~}$ ≤ $2.147.483.647$

* $0$ ≤ $L{~i~}$, $E{~i~}$, $C{~i~}$ ≤ $100.000$
* $-100.000$ ≤ $H{~i~}$ ≤ $100.000$

* in cazul in care $H{~i~}$ este negativ, firma $i$ va avea de incasat suma de $|H{~i~}|$ RON de la Varu
h2. Exemplu

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