Water Garden

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Chef has a rectangular garden $M$ with dimension $m*n$. Each of the $m*n$ cells in the garden is actually a plant. Intially all the plants have height $0$. Chef applies manure on different sections of the garden, the $ith$ section of the garden on which manure will be applied is represented by $queries[i]$ = $[a_i, b_i]$ this means height of all the plants within the rectangle $[0, 0]$ to $[a_i, b

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solution.cppC++17

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