Compilare: user.c: In function ‘main’: user.c:12:9: warning: too many arguments for format [-Wformat-extra-args] fscanf(f_in,"%*[^\"}]",a); ^ user.c:18:9: warning: too many arguments for format [-Wformat-extra-args] fscanf(f_in,"%*[^\"0123456789]",a); ^ user.c:24:13: warning: implicit declaration of function ‘strcpy’ [-Wimplicit-function-declaration] strcpy(b[i],a); ^ user.c:24:13: warning: incompatible implicit declaration of built-in function ‘strcpy’ [enabled by default] user.c:31:13: warning: incompatible implicit declaration of built-in function ‘strcpy’ [enabled by default] strcpy(b[i]+1,a); ^ user.c:40:9: warning: too many arguments for format [-Wformat-extra-args] fscanf(f_in,"%*[^:}]",a); ^ user.c:44:13: warning: too many arguments for format [-Wformat-extra-args] x=fscanf(f_in,"%*[^:]",a); ^ user.c:49:9: warning: too many arguments for format [-Wformat-extra-args] fscanf(f_in,"%*[^\"0123456789]",a); ^ user.c:56:9: warning: implicit declaration of function ‘isdigit’ [-Wimplicit-function-declaration] else if(isdigit(a)) ^ user.c:5:32: warning: unused variable ‘d’ [-Wunused-variable] char a[1000],b[100][100],c,d; ^ user.c:12:15: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f_in,"%*[^\"}]",a); ^ user.c:13:15: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f_in,"%c",&c); ^ user.c:15:15: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f_in,"%[^\"]",a); ^ user.c:17:15: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f_in,"%c",&c); ^ user.c:18:15: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f_in,"%*[^\"0123456789]",a); ^ user.c:19:15: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f_in,"%c",&c); ^ user.c:22:19: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f_in,"%[^\"]",a); ^