View Code of Problem 65

#include<stdio.h>
int main(){
	int n;
	scanf("%d",&n);
	while(n--){
		
		int r;
		scanf("%d",&r);//表示行数 
		int a[r][r];
		for(int i=0;i<r;i++){
			for(int j=0;j<=i;j++){
				scanf("%d",&a[i][j]);
			}
		} 
		//现在设置循环开始判断
		//从最后一层开始 
		for(int i=r-1;i>=0;i--){
			for(int j=0;j<=i;j++){
				if(a[i][j]<a[i][j+1]){
					a[i-1][j]+=a[i][j+1];
				}else{
					a[i-1][j]+=a[i][j];
				}
			}
		} 
		
		printf("%d\n",a[0][0]);
		
	} 
	
	
	return 0;
}

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