增加和修改一些tip

parts/language/lang_en.lua

@@ -1,3 +1,4 @@
+local c=COLOR
 return{
 	back="Back",
 	anykey="Press any button",
@@ -727,6 +728,7 @@ return{
 		'Free to play block game with Battle Royale mode!',
 		'Have you noticed what "rotating" does do to a block?',
 		":pog:",
+		"(a+b)³=a³+3a²b+3ab²+b³",
 		"(RUR'U')R'FR2U'R'U'(RUR'F')",
 		"\\jezevec/\\jezevec/\\jezevec/",
 		"\\osk/\\osk/\\osk/",
@@ -751,6 +753,10 @@ return{
 		"Change logs in English can be found on Discord.",
 		"Cheap UI & Music",
 		"COOL!!",
+		"cos(α+β)=CαCβ-SβSα",
+		"cos²α-cos²β=-S(α+β)S(α-β)",
+		"cos²α-sin²β=C(α+β)C(α-β)",
+		"cos2α=C²α-S²α",
 		"Decreasing DAS and ARR: faster but harder to control.",
 		"Don't let a small glitch ruin your entire day!",
 		"Don't look directly at the bugs!",
@@ -775,6 +781,7 @@ return{
 		"Lua No.1",
 		"Music too distracting? You can turn it off.",
 		"Musics are made with beepbox",
+		"Nobody can get all S rank",
 		"O-Spin Triple!",
 		"OHHHHHHHHHHHHHH",
 		"Online mode is planned - please be patient.",
@@ -785,12 +792,18 @@ return{
 		"pps-0.01",
 		"REGRET!!",
 		"Secret number: 626",
+		"sin(α+β)=SαCβ+SβCα",
+		"sin²α-cos²β=-C(α+β)C(α-β)",
+		"sin²α-sin²β=S(α+β)S(α-β)",
+		"sin2α=2SαCα",
 		"Split clear coming soon!",
+		"SΔABC=√(h(h-a)(h-b)(h-c)), h=(a+b+c)/2",
 		"Techmino = Technique + Tetromino",
 		"Techmino has a Nspire-CX edition!",
 		"Techmino is so fun!",
 		"TetroDictionary is now available in English.",
 		"There are three hidden modes in the game.",
+		"There are totally about 300 tips now",
 		"There is a total of 18 different pentominoes.",
 		"There is a total of 7 different tetrominoes.",
 		"Try using two rotate buttons. All three is better.",
@@ -805,37 +818,37 @@ return{
 		"You can open the save directory from the Stats page.",
 		"You can set an orientation for each block.",
 		"ZS JL T O I",
-		{COLOR.cyan,"Also try 15puzzle"},
-		{COLOR.cyan,"Also try Minecraft"},
-		{COLOR.cyan,"Also try Minesweeper"},
-		{COLOR.cyan,"Also try osu!"},
-		{COLOR.cyan,"Also try Phigros"},
-		{COLOR.cyan,"Also try Rubic's cube"},
-		{COLOR.cyan,"Also try Terraria"},
-		{COLOR.cyan,"Also try VVVVVV"},
-		{COLOR.fire,"Also try Cultris II"},
-		{COLOR.fire,"Also try Jstris"},
-		{COLOR.fire,"Also try Nullpomino"},
-		{COLOR.fire,"Also try Tetr.io"},
-		{COLOR.fire,"Also try Tetr.js"},
-		{COLOR.fire,"Also try Tetralegends"},
-		{COLOR.grape,"T-spin!"},
-		{COLOR.grey,"暫定段位:9"},
-		{COLOR.grey,"REGRET!!"},
-		{COLOR.lR,"Z ",COLOR.lG,"S ",COLOR.lSea,"J ",COLOR.lOrange,"L ",COLOR.lGrape,"T ",COLOR.lY,"O ",COLOR.lC,"I"},
-		{COLOR.lY,"COOL!!"},
-		{COLOR.R,"\"DMCA abusing\""},
-		{COLOR.R,"\"Intellectual property law\""},
-		{COLOR.R,"DT",COLOR.W," Cannon=",COLOR.grape,"TS",COLOR.R,"D",COLOR.W,"+",COLOR.grape,"TS",COLOR.R,"T",COLOR.W," Cannon"},
-		{COLOR.R,"LrL ",COLOR.G,"RlR ",COLOR.B,"LLr ",COLOR.orange,"RRl ",COLOR.grape,"RRR ",COLOR.grape,"LLL ",COLOR.C,"FFF ",COLOR.Y,"RfR ",COLOR.Y,"RRf ",COLOR.Y,"rFF"},
-		{COLOR.sky,"Lua",COLOR.W," No.1"},
-		{COLOR.W,"What is ",COLOR.lC,"Xspin"},
-		{COLOR.Y,"暫定段位:GM"},
-		{COLOR.Y,"暫定段位:M"},
-		{COLOR.Y,"暫定段位:MK"},
-		{COLOR.Y,"暫定段位:MM"},
-		{COLOR.Y,"暫定段位:MO"},
-		{COLOR.Y,"暫定段位:MV"},
-		{COLOR.Y,"O-spin Triple!"},
+		{c.C,"Also try 15puzzle"},
+		{c.C,"Also try Minecraft"},
+		{c.C,"Also try Minesweeper"},
+		{c.C,"Also try osu!"},
+		{c.C,"Also try Phigros"},
+		{c.C,"Also try Rubic's cube"},
+		{c.C,"Also try Terraria"},
+		{c.C,"Also try VVVVVV"},
+		{c.fire,"Also try Cultris II"},
+		{c.fire,"Also try Jstris"},
+		{c.fire,"Also try Nullpomino"},
+		{c.fire,"Also try Tetr.io"},
+		{c.fire,"Also try Tetr.js"},
+		{c.fire,"Also try Tetralegends"},
+		{c.grape,"T-spin!"},
+		{c.grey,"暫定段位:9"},
+		{c.grey,"REGRET!!"},
+		{c.lR,"Z ",c.lG,"S ",c.lSea,"J ",c.lOrange,"L ",c.lGrape,"T ",c.lY,"O ",c.lC,"I"},
+		{c.lY,"COOL!!"},
+		{c.R,"\"DMCA abusing\""},
+		{c.R,"\"Intellectual property law\""},
+		{c.R,"DT",c.W," Cannon=",c.grape,"TS",c.R,"D",c.W,"+",c.grape,"TS",c.R,"T",c.W," Cannon"},
+		{c.R,"LrL ",c.G,"RlR ",c.B,"LLr ",c.orange,"RRl ",c.grape,"RRR ",c.grape,"LLL ",c.C,"FFF ",c.Y,"RfR ",c.Y,"RRf ",c.Y,"rFF"},
+		{c.sky,"Lua",c.W," No.1"},
+		{c.W,"What is ",c.lC,"Xspin"},
+		{c.Y,"暫定段位:GM"},
+		{c.Y,"暫定段位:M"},
+		{c.Y,"暫定段位:MK"},
+		{c.Y,"暫定段位:MM"},
+		{c.Y,"暫定段位:MO"},
+		{c.Y,"暫定段位:MV"},
+		{c.Y,"O-spin Triple!"},
 	}
 }