Compilare: user.cpp: In function ‘int main()’: user.cpp:18:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(i<=strlen(sir)) ^ user.cpp:37:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(i<strlen(sir)&&s+ss<=st) ^ user.cpp:45:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=j;i<=strlen(sir);++i) ^ user.cpp:10:25: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] {fscanf(fin,"%d ",&v[0]); ^ user.cpp:12:27: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d ",&v[i-1]); ^ user.cpp:13:18: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"\n"); ^ user.cpp:15:24: warning: ignoring return value of ‘char* fgets(char*, int, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fgets(sir,1000100,fin); ^ user.cpp:16:23: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%ld",&st); ^