Submission #19407459

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Source Code Expand

#include <stdio.h>
#include <stdlib.h>

int main();

int main()
{
    int N, M, ***dp, *x, *y, *z, a, b, c,w;
    scanf("%d %d", &N, &M);
    dp=malloc(101*sizeof(int**));
    for (int i=0; i<=100; i++)
    {
        dp[i]=malloc(101*sizeof(int*));
        for (int j=0; j<=100; j++)
        {
            dp[i][j]=malloc(101*sizeof(int));
        }
    } 
    for (int i=0; i<=100; i++)
    {
        for (int j=0; j<=100; j++)
        {
            for (int k=0; k<=100; k++)
            {
                dp[i][j][k]=0;
            }
        }
    } 
    for (int i=0; i<N; i++)
    {
        scanf("%d %d %d %d", &a, &b, &c, &w);
        dp[a][b][c]=w;
    }
    x=malloc((M+1)*sizeof(int));
    y=malloc((M+1)*sizeof(int));
    z=malloc((M+1)*sizeof(int));
    for (int i=1; i<=M; i++)
    {
        scanf("%d %d %d", &x[i], &y[i], &z[i]);
    }
    for (int i=1; i<=100; i++)
    {
        for (int j=1; j<=100; j++)
        {
            for (int k=1; k<=100; k++)
            {
                if (dp[i][j][k]==0)
                {
                    dp[i][j][k]=dp[i-1][j][k];
                    if (dp[i][j][k]<dp[i][j-1][k])
                    {
                        dp[i][j][k]=dp[i][j-1][k];
                    }
                    if (dp[i][j][k]<dp[i][j][k-1])
                    {
                        dp[i][j][k]=dp[i][j][k-1];
                    }
                }   
            }
        }
    }
    for (int i=1; i<=M; i++)
    {
        printf("%d",dp[x[i]][y[i]][z[i]]);
    }
    free(x);free(y);free(z);
    for (int i=0; i<=100; i++)
    {
        for (int j=0; j<=100; j++)
        {
            free(dp[i][j]);
        }
        free(dp[i]);
    }
    free(dp);
    return 0;
}

Submission Info

Compile Error

./Main.c: In function ‘main’:
./Main.c:9:5: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
    9 |     scanf("%d %d", &N, &M);
      |     ^~~~~~~~~~~~~~~~~~~~~~
./Main.c:31:9: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
   31 |         scanf("%d %d %d %d", &a, &b, &c, &w);
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
./Main.c:39:9: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
   39 |         scanf("%d %d %d", &x[i], &y[i], &z[i]);
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Judge Result