1a:I[48803,["6079","static/chunks/363642f4-ca12a5ed7d30075e.js","5653","static/chunks/5653-10777e0e1fc92dce.js","5000","static/chunks/5000-a7bfe5b9669501e3.js","8501","static/chunks/8501-12247bfa9b4a3a0d.js","7961","static/chunks/7961-b9b64ba388cef309.js","3729","static/chunks/3729-8164898f6bdc738c.js","8720","static/chunks/8720-56867bcc82acef59.js","8324","static/chunks/8324-1983729ec379e9d8.js","9211","static/chunks/9211-c08bacb1ba75336f.js","9791","static/chunks/app/submission/%5Bid%5D/page-abe92e013e824763.js"],"CodeViewer"] 1c:I[48988,["6079","static/chunks/363642f4-ca12a5ed7d30075e.js","5653","static/chunks/5653-10777e0e1fc92dce.js","5000","static/chunks/5000-a7bfe5b9669501e3.js","8501","static/chunks/8501-12247bfa9b4a3a0d.js","7961","static/chunks/7961-b9b64ba388cef309.js","3729","static/chunks/3729-8164898f6bdc738c.js","8720","static/chunks/8720-56867bcc82acef59.js","8324","static/chunks/8324-1983729ec379e9d8.js","9211","static/chunks/9211-c08bacb1ba75336f.js","9791","static/chunks/app/submission/%5Bid%5D/page-abe92e013e824763.js"],"TestCaseDisplay"] 1b:T4a1,#include #include int main(void) { int M; scanf("%d", &M); int S = 0; while (M) { char ans[20] = {'\0'}; scanf("%s", ans); if (!strcmp(ans, "add")) { int x; scanf("%d", &x); S += 1 << (x - 1); } else if (!strcmp(ans, "remove")) { int x; scanf("%d", &x); if (S & (1 << (x - 1))) { S -= 1 << (x - 1); } } else if (!strcmp(ans, "check")) { int x; scanf("%d", &x); if (S & (1 << (x - 1))) { printf("1\n"); } else { printf("0\n"); } } else if (!strcmp(ans, "toggle")) { int x; scanf("%d", &x); if (S & (1 << (x - 1))) { S -= 1 << (x - 1); } else { S += 1 << (x - 1); } } else if (!str

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