Commitc17d7ef

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Merge pull request#3154 from PavanCheruvupally/patch-1

Create 1572-matrix-diagonal-sum.py

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	`1`	`+`
	`2`	`+classSolution:`
	`3`	`+defPrimeSum(self,mat):`
	`4`	`+cnt=0`
	`5`	`+foriinrange(len(mat)):`
	`6`	`+cnt+=mat[i][i]`
	`7`	`+returncnt`
	`8`	`+`
	`9`	`+defCrossSum(self,mat):`
	`10`	`+cnt=0`
	`11`	`+foriinrange(len(mat)):`
	`12`	`+cnt+=mat[i][len(mat)-i-1]`
	`13`	`+returncnt`
	`14`	`+`
	`15`	`+defdiagonalSum(self,mat:List[List[int]])->int:`
	`16`	`+prime=self.PrimeSum(mat)`
	`17`	`+cross=self.CrossSum(mat)`
	`18`	`+`
	`19`	`+iflen(mat)%2==0:`
	`20`	`+returnprime+cross`
	`21`	`+else:`
	`22`	`+mid=len(mat)//2`
	`23`	`+mid_ele=mat[mid][mid]`
	`24`	`+returnprime+cross-mid_ele`

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