Compilare: main.cpp: In function 'int main()': main.cpp:62:31: warning: format '%d' expects argument of type 'int', but argument 3 has type 'long int' [-Wformat=] fprintf(out, "%d", C[1][N]); ^ main.cpp:16:25: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d", &N); ^ main.cpp:19:32: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d", &v[i]); ^ main.cpp:58:34: warning: 'min_val' may be used uninitialized in this function [-Wmaybe-uninitialized] C[i][j+i-1] = min_val; ^