Last active
June 7, 2023 10:33
-
-
Save semreh17/3be6edf9c22335475b1858cb332ade9e to your computer and use it in GitHub Desktop.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
#include <stdio.h> | |
#include <stdlib.h> | |
#include <string.h> | |
#define S 31 | |
int main() { | |
int row = 0, col= 0, i, j, k, l, mat[row][col], len, flag, max; | |
char nome_file[S]; | |
printf("inserire il nome del file contenente la matrice: "); | |
scanf("%s", nome_file); | |
FILE *fp; | |
printf("inserire la dimensione del quadrato da verificare: "); | |
scanf("%d", &len); | |
fp = fopen(nome_file, "r"); | |
if(fp == NULL) { | |
perror("Errore nell'aprire il file"); | |
return(-1); | |
} | |
fscanf(fp, "%d %d", &row, &col); | |
for(i = 0; i<row; i++) { | |
//printf("%d ", row); | |
for(j = 0; j<col; j++) { | |
fscanf(fp, "%d ", &mat[i][j]); | |
} | |
//printf("\n"); | |
} | |
//scorrere tutti gli elementi della matrice | |
for(i = 0; i<row; i++) { | |
for(j = 0; j<col; j++) { | |
printf("%d ", mat[4][4]); | |
//controllo | |
max = mat[i][j]; | |
flag = 0; | |
for(k = -len; k<=len && !flag; k++) { | |
for(l = -len; l<=len && !flag; l++) { | |
if( (k!=0 && l!=0) && ((i+k >= 0 && i+k < row) && (j+l >= 0 && j+l < col))) { | |
if(max < mat[i + k][j + l]) { | |
//printf("- "); | |
flag = 1; | |
} | |
} | |
} | |
} | |
if(!flag) { | |
//printf("%d ", max); | |
} | |
} | |
printf("\n"); | |
} | |
fclose(fp); | |
return 0; | |
} |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment