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package leetcode;

import java.util.List;

public class Triangle {

public int minimumTotal(List<List<Integer>> triangle) {

int[] num= new int[triangle.size()+1];

for(int i= triangle.size()-1; i>=0;i--){

for(int j=0; j< triangle.get(i).size(); j++){

num[j]= Math.min(num[j],num[j+1])+ triangle.get(i).get(j);

}

}

return num[0];

}

}