Compilare: main.c: In function 'main': main.c:12:21: warning: suggest parentheses around '&&' within '||' [-Wparentheses] if (c >= 65 && c <= 90 || c >= 97 && c <= 122) ~~~~~~~~^~~~~~~~~~ main.c:14:23: warning: suggest parentheses around '&&' within '||' [-Wparentheses] if (!(c >= 65 && c <= 90 || c >= 97 && c <= 122) && (lastchar >= 65 && lastchar <= 90 || lastchar >= 97 && lastchar <= 122)) ~~~~~~~~^~~~~~~~~~ main.c:14:77: warning: suggest parentheses around '&&' within '||' [-Wparentheses] if (!(c >= 65 && c <= 90 || c >= 97 && c <= 122) && (lastchar >= 65 && lastchar <= 90 || lastchar >= 97 && lastchar <= 122)) ~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~ main.c:19:24: warning: suggest parentheses around '&&' within '||' [-Wparentheses] if (lastchar >= 65 && lastchar <= 90 || lastchar >= 97 && lastchar <= 122) ~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~ main.c:23:13: warning: passing argument 1 of 'fprintf' from incompatible pointer type [-Wincompatible-pointer-types] fprintf("%d", NumarLitere / NumarCuvinte); ^~~~ In file included from /usr/include/stdio.h:936:0, from main.c:1: /usr/include/x86_64-linux-gnu/bits/stdio2.h:95:1: note: expected 'FILE * restrict {aka struct _IO_FILE * restrict}' but argument is of type 'char *' fprintf (FILE *__restrict __stream, const char *__restrict __fmt, ...) ^~~~~~~ main.c:23:19: warning: passing argument 2 of 'fprintf' makes pointer from integer without a cast [-Wint-conversion] fprintf("%d", NumarLitere / NumarCuvinte); ^~~~~~~~~~~ In file included from /usr/include/stdio.h:936:0, from main.c:1: /usr/include/x86_64-linux-gnu/bits/stdio2.h:95:1: note: expected 'const char * restrict' but argument is of type 'int' fprintf (FILE *__restrict __stream, const char *__restrict __fmt, ...) ^~~~~~~ main.c:23:5: warning: format not a string literal and no format arguments [-Wformat-security] fprintf("%d", NumarLitere / NumarCuvinte); ^~~~~~~