Submission #20738

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Source Code Expand

#include<cstdio>
#include<algorithm>

#define rep(i,n) for(int i=0;i<(n);i++)

using namespace std;

const int INF=1<<29;

int main(){
	int n; scanf("%d",&n);
	int a[100][100];
	rep(i,n) rep(j,i+1) scanf("%d",a[i]+j);

	int dp[100][100];
	rep(i,n) rep(j,n) dp[i][j]=-INF;
	dp[0][0]=a[0][0];
	rep(i,n-1) rep(j,i+1) {
		dp[i+1][ j ]=max(dp[i+1][ j ],dp[i][j]+a[i+1][ j ]);
		dp[i+1][j+1]=max(dp[i+1][j+1],dp[i][j]+a[i+1][j+1]);
	}
	printf("%d\n",*max_element(dp[n-1],dp[n-1]+n));

	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:11:23: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
./Main.cpp:13:40: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]

Judge Result