Rezumat problemă

Detalii

Problema	Spirala	Operații I/O	spirala.in/spirala.out
Limita timp	0.1 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#11732695	Utilizator	Preda Andrei (andreipreda174)
Fișier	spirala.c	Dimensiune	1.52 KB
Data încărcării	07 Noiembrie 2018, 23:13	Scor / rezultat	Eroare de compilare

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Mesaj compilare

spirala.c: In function 'read_matrix':
spirala.c:6:5: error: 'for' loop initial declarations are only allowed in C99 mode
     for (int i = 0; i < dim; i += 1) {

     ^
spirala.c:6:5: note: use option -std=c99 or -std=gnu99 to compile your code
spirala.c:7:9: error: 'for' loop initial declarations are only allowed in C99 mode
         for (int j = 0; j < dim; j += 1) {

         ^
spirala.c: In function 'print_spiral':
spirala.c:19:9: error: 'for' loop initial declarations are only allowed in C99 mode
         for (int j = left; j <= right; j += 1) {

         ^
spirala.c:24:9: error: 'for' loop initial declarations are only allowed in C99 mode
         for (int i = up + 1; i <= down; i += 1) {

         ^
spirala.c:30:13: error: 'for' loop initial declarations are only allowed in C99 mode
             for (int j = right - 1; j >= left; j -= 1) {

             ^
spirala.c:37:13: error: 'for' loop initial declarations are only allowed in C99 mode
             for (int i = down - 1; i > up; i -= 1) {

             ^
spirala.c: In function 'read_matrix':
spirala.c:8:19: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result]
             fscanf(fin, "%d", &mat[i][j]);

                   ^
spirala.c: In function 'main':
spirala.c:56:11: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result]
     fscanf(fin, "%d", &dim);

           ^

Cum funcționează evaluarea?