提出 #66373255

---

ソースコード 拡げる

#include <bits/stdc++.h>
#define ll long long
#define db double
#define vec vector
#define pll pair<ll, ll>
#define mkp make_pair
#define endl "\n"

using namespace std;

const ll mod = 998244353;

namespace fastio {
    char buf[1 << 21], *p1 = buf, *p2 = buf;
	
    const ll getc() {
        return p1 == p2 && ( p2 = (p1 = buf) + fread(buf, 1, 1 << 21, stdin), p1 == p2) ? EOF : *p1 ++;
    }
	
    const ll read() {
        ll x = 0, f = 1;
		
        char ch = getc();
		
        while (ch < '0' || ch > '9') {
            if (ch == '-') f = -1; ch = getc();
        }
		
        while (ch >= '0' && ch <= '9') {
            x = (x << 1) + (x << 3) + (ch ^ 48), ch = getc();
        }
		
        return x * f;
    }
	
    const void write(ll x) {
        if (x < 0) {
            putchar('-'), x = -x;
        }
		
        ll sta[35], top = 0;
	    
        do {
            sta[top++] = x % 10, x /= 10;
        } while (x);
	    
        while (top) putchar(sta[--top] + 48);
    }
}

#define rd fastio::read
#define wt fastio::write
#define gc fastio::getc

ll n, m, q, a[200005], b[200005], aka[1000005]; string s;

ll opt, l, r, ans = LLONG_MAX;

int main() {
    ios::sync_with_stdio(false);
    cin.tie(0), cout.tie(0);
    
    ll i, j, k, x, y, z, res = 0, now;

	n = rd(), m = rd();

	for (i = 1; i <= m; i++) {
		a[i] = rd(), b[i] = rd(), aka[a[i]] ++, aka[b[i] + 1] --;
	}
	
	for (i = 1; i <= n; i++) {
		aka[i] += aka[i - 1];
	}
	
	for (i = 1; i <= n; i++) ans = min(ans, aka[i]);
	
	wt(ans), puts("");

    return 0;
}	

提出情報

コンパイルエラー

Main.cpp:16:5: warning: type qualifiers ignored on function return type [-Wignored-qualifiers]
   16 |     const ll getc() {
      |     ^~~~~
Main.cpp:20:5: warning: type qualifiers ignored on function return type [-Wignored-qualifiers]
   20 |     const ll read() {
      |     ^~~~~
Main.cpp: In function ‘const long long int fastio::read()’:
Main.cpp:26:13: warning: this ‘if’ clause does not guard... [-Wmisleading-indentation]
   26 |             if (ch == '-') f = -1; ch = getc();
      |             ^~
Main.cpp:26:36: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the ‘if’
   26 |             if (ch == '-') f = -1; ch = getc();
      |                                    ^~
Main.cpp: At global scope:
Main.cpp:36:5: warning: type qualifiers ignored on function return type [-Wignored-qualifiers]
   36 |     const void write(ll x) {
      |     ^~~~~
Main.cpp: In function ‘int main()’:
Main.cpp:63:11: warning: unused variable ‘j’ [-Wunused-variable]
   63 |     ll i, j, k, x, y, z, res = 0, now;
      |           ^
Main.cpp:63:14: warning: unused variable ‘k’ [-Wunused-variable]
   63 |     ll i, j, k, x, y, z, res = 0, now;
      |              ^
Main.cpp:63:17: warning: unused variable ‘x’ [-Wunused-variable]
   63 |     ll i, j, k, x, y, z, res = 0, now;
      |                 ^
Main.cpp:63:20: warning: unused variable ‘y’ [-Wunused-variable]
   63 |     ll i, j, k, x, y, z, res = 0, now;
      |                    ^
Main.cpp:63:23: warning: unused variable ‘z’ [-Wunused-variable]
   63 |     ll i, j, k, x, y, z, res = 0, now;
      |                       ^
Main.cpp:63:26: warning: unused variable ‘res’ [-Wunused-variable]
   63 |     ll i, j, k, x, y, z, res = 0, now;
      |                          ^~~
Main.cpp:63:35: warning: unused variable ‘now’ [-Wunused-variable]
   63 |     ll i, j, k, x, y, z, res = 0, now;
      |                                   ^~~

ジャッジ結果