Compilare: main.c: In function 'main': main.c:89:33: warning: unused variable 'j' [-Wunused-variable] int vit, minn, poz, aux, i, j; ^ main.c:89:25: warning: unused variable 'aux' [-Wunused-variable] int vit, minn, poz, aux, i, j; ^~~ main.c:89:20: warning: unused variable 'poz' [-Wunused-variable] int vit, minn, poz, aux, i, j; ^~~ main.c:89:14: warning: unused variable 'minn' [-Wunused-variable] int vit, minn, poz, aux, i, j; ^~~~ main.c:89:9: warning: unused variable 'vit' [-Wunused-variable] int vit, minn, poz, aux, i, j; ^~~ main.c: In function 'read_ch': main.c:25:3: warning: ignoring return value of 'fread', declared with attribute warn_unused_result [-Wunused-result] fread(_in_buff, 1, 4096, _fin); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~