./Main.cpp: In function ‘int main()’:
./Main.cpp:7:37: warning: format ‘%lld’ expects argument of type ‘long long int*’, but argument 2 has type ‘int64_t* {aka long int*}’ [-Wformat=]
scanf("%lld%lld%lld", &a, &b, &c);
^
./Main.cpp:7:37: warning: format ‘%lld’ expects argument of type ‘long long int*’, but argument 3 has type ‘int64_t* {aka long int*}’ [-Wformat=]
./Main.cpp:7:37: warning: format ‘%lld’ expects argument of type ‘long long int*’, but argument 4 has type ‘int64_t* {aka long int*}’ [-Wformat=]
./Main.cpp:9:61: warning: format ‘%lld’ expects argument of type ‘long long int’, but argument 2 has type ‘long int’ [-Wformat=]
printf("%lld\n", std::min(a * b, c * std::min(a, b)));
^
./Main.cpp:7:38: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
scanf("%lld%lld%lld", &a, &b, &c);
...