Compilare: user.cpp: In function ‘void rezolva()’: user.cpp:27:8: warning: unused variable ‘j’ [-Wunused-variable] {int i,j,m,b,b1,b2,op,x,d; ^ user.cpp: In function ‘int main()’: user.cpp:59:20: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d\n",&t); ^ user.cpp: In function ‘void rezolva()’: user.cpp:28:18: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d",&n); ^ user.cpp:29:41: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] for (i=1;i<=n;i++) {fscanf(f,"%d",&v[i]); ^ user.cpp:31:18: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d",&m); ^ user.cpp:33:24: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] {fscanf(f,"%d",&op); ^ user.cpp:34:41: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] if (op==1) {fscanf(f,"%d %d",&x,&b); ^ user.cpp:38:41: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] if (op==2) {fscanf(f,"%d %d",&x,&b); ^ user.cpp:42:49: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] if (op==3) {fscanf(f,"%d %d %d",&x,&b1,&b2); ^ user.cpp:48:41: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] {fscanf(f,"%d %d",&b,&d); ^