#include<stdio.h> #include<math.h> #include<string.h> int max(int a,int b){ return a>b?a:b; } int a[1010][1010]; int main(){ int n; scanf("%d",&n); for(int i=1;i<=n;i++){ for(int j=1;j<=i;j++){ scanf("%d",&a[i][j]); } } for(int i=n-1;i>=1;i--){ for(int j=1;j<=i;j++){ if(a[i+1][j]>a[i+1][j+1]){ a[i][j]+=a[i+1][j]; }else{ a[i][j]+=a[i+1][j+1]; } } } printf("%d",a[1][1]); } |
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