Compilare: main.cpp: In function 'int main()': main.cpp:67:32: warning: format '%d' expects argument of type 'int', but argument 3 has type 'long long int' [-Wformat=] fprintf(out, "%I64d\n", sum); ^ main.cpp:69:50: warning: format '%d' expects argument of type 'int', but argument 4 has type 'long long int' [-Wformat=] fprintf(out, "%d %I64d\n", len[i], ans[i]); ^ main.cpp:40:25: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d", &n); ^ main.cpp:44:39: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d", &aparitii[i]); ^