One day, Eevee received an equation from her best friend:. She wants to count the number of integral solutions of this equation which satisfies 1≤ a,b ≤ m, 0 ≤ x,y ≤ m.
One day, Eevee received an equation from her best friend: ax x by = cz, where c and z are given integers. She wants to count the number of integral solutions (a,x,b,y) of this equation which satisfies 1≤ a,b ≤ m, 0 ≤ x,y ≤ m.
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标签： HBC17446Eevee题解
