arrays - Alternative to designated initializers in C++ -

the style of code using designated initializers below belongs c language

 int widths[] = { [0] = 1, [10] = 2, [100] = 3 }; 

i know, there way write such simple code in c++?

in c++ have write

int widths[101] = { 1 }; widths[10]  = 2; widths[100] = 3;