Success! ) it's work, Thank You!

All the same it need change first number here to "10" because in TDM can planting still only 5
game["landmine"]["limit"] = cvardef( "scr_landmine_limit", 10, 1, 20, "int" );

i make screen:
Spoiler:
Click image for larger version.  Name: 5.JPG  Views: 19  Size: 113.4 KB  ID: 1475