Compilare: user.cpp: In function ‘int main()’: user.cpp:71:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(UI i = 0;i < n;i++) ^ user.cpp:74:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(UI i = 0;i < n;i++) ^ user.cpp:75:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(UI j = i;j < n;j++) ^ user.cpp:76:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(UI k = j;k < n;k++) { ^ user.cpp:80:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(UI i = 0;i < n;i++) ^ user.cpp:81:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(UI k = i;k < n;k++) ^ user.cpp:82:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(UI j = k;j < n;j++) { ^ user.cpp:70:32: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d%d", &n, &s); ^ user.cpp:72:33: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &v[i]); ^