Eroare de compilare: main.cpp:7:12: error: 'int j1' redeclared as different kind of symbol int q, i1, j1, a, b, m; ^~ In file included from /usr/include/features.h:367:0, from /usr/include/x86_64-linux-gnu/c++/6/bits/os_defines.h:39, from /usr/include/x86_64-linux-gnu/c++/6/bits/c++config.h:507, from /usr/include/c++/6/cassert:43, from /usr/include/x86_64-linux-gnu/c++/6/bits/stdc++.h:33, from main.cpp:1: /usr/include/x86_64-linux-gnu/bits/mathcalls.h:248:1: note: previous declaration 'double j1(double)' __MATHCALL (j1,, (_Mdouble_)); ^ main.cpp: In function 'int main()': main.cpp:11:51: warning: format '%d' expects argument of type 'int*', but argument 4 has type 'double (*)(double) throw ()' [-Wformat=] scanf("%d%d%d%d%d%d", &q, &i1, &j1, &a, &b, &m); ^ main.cpp:15:41: error: ISO C++ forbids comparison between pointer and integer [-fpermissive] for (int bit = 0; (1 << bit) <= j1; ++ bit) ^~ main.cpp:16:54: warning: pointer to a function used in arithmetic [-Wpointer-arith] if (!((i1 + (1 << bit)) & (j1 - (1 << bit)))) ^ main.cpp:16:37: error: invalid operands of types 'int' and 'double (*)(double) throw ()' to binary 'operator&' if (!((i1 + (1 << bit)) & (j1 - (1 << bit)))) ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~ main.cpp:20:17: error: invalid operands of types 'int' and 'double(double) throw ()' to binary 'operator*' j1 = (a * j1 + b) % m; ~~^~~~ main.cpp:11:52: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d%d%d%d", &q, &i1, &j1, &a, &b, &m); ^ Non zero exit status: 1